có thể dùng được có giá trị hiệu lực 
available 
You do not understand Vietnamese. ☊ 
Bạn không hiểu tiếng Việt. ☊ Verbs 2 They learn about Vietnamese. ☊ Họ tìm hiểu tiếng Việt. ☊ Verbs 2 learn about ☊ tìm hiểu ☊ Verbs 2 If you are me, you will understand. ☊ Bạn mà là tôi, bạn sẽ hiểu. ☊ Common Phrases 3 She does not understand our signal. ☊ Cô ấy không hiểu tín hiệu của chúng tôi. ☊ Abstract Objects 2 like: hiểu → →
verständlich ☊ dễ hiểu ☊ 
理解的 ☊ lǐ jiě de unverständlich ☊ khó hiểu ☊ 不理解的 ☊ bù lǐ jiě de unverständlich ☊ khó hiểu ☊ 不可理解的 ☊ bù kě lǐ jiě de ungültig ☊ vô hiệu ☊ 无效 ☊ wú xiào Wirkung zeigen ☊ có hiệu lực, có kết quả ☊ 起作用 ☊ qǐ zuò yòng begreifen ☊ lĩnh hiộ, hiểu rõ ☊ 理解 ☊ lǐ jiě wirkungsvoll ☊ có kết quả, có hiệu lực ☊ 有效的 ☊ yǒu xiào de verständnisvoll ☊ đầy thông cảm, thấu hiểu ☊ 充分理解的 ☊ chōngfēn lǐjiě de etwas missverstehen ☊ hiểu lầm, hiểu sai điều gì đó ☊ 误会某事， 误解某事 ☊ wùhuì mǒushì, wùjiě mǒushì wirksam ☊ có hiệu quả ☊ 有效的 ☊ yǒuxiào de zwielichtig ☊ mờ ám, khó hiểu ☊ 可疑的 ☊ kěyí de irrtümlich ☊ sai sót, hiểu sai ☊ 错误的 ☊ cuòwù de schwerfällig ☊ chậm hiểu ☊ 笨拙的 ☊ bènzhuó de verständlich ☊ dễ hiểu ☊ ☊ unverständlich ☊ khó hiểu ☊ ☊ das Signal ☊ tín hiệu ☊ ☊ das Zeichen ☊ dấu hiệu ☊ ☊ ungültig ☊ vô hiệu ☊ ☊ Wirkung zeigen ☊ có hiệu lực, có kết quả ☊ ☊ begreifen ☊ lĩnh hiộ, hiểu rõ ☊ ☊ wirkungsvoll ☊ có kết quả, có hiệu lực ☊ ☊ verständnisvoll ☊ đầy thông cảm, thấu hiểu ☊ ☊ etwas missverstehen ☊ hiểu lầm, hiểu sai điều gì đó ☊ ☊ wirksam ☊ có hiệu quả ☊ ☊ zwielichtig ☊ mờ ám, khó hiểu ☊ ☊ die Auswirkung ☊ sự tác động, tác dụng, hiệu quả ☊ ☊ irrtümlich ☊ sai sót, hiểu sai ☊ ☊ das Abzeichen ☊ huy hiệu, phù hiệu ☊ ☊ das Wappen ☊ huy hiệu ☊ ☊ schwerfällig ☊ chậm hiểu ☊ ☊ die Gastfreundschaft ☊ sự hiếu khách ☊ ☊ Ja, das verstehe ich. ☊ Ừ. Anh hiếu mà. ☊ (Lektion 16, Nr. 174) Trang möchte zu einem teuren Geschäft gehen. ☊ Trang vào một hiệu đắt tiền. ☊ (Lektion 21, Nr. 253) In der Apotheke ☊ Ở hiệu thuốc ☊ (Lektion 33, Nr. 434) Trang arbeitet in der Apotheke. ☊ Trang làm việc ở hiệu thuốc. ☊ (Lektion 33, Nr. 435) Er entscheidet sich, Trang in der Apotheke zu besuchen, um sich zu informieren. ☊ Anh ấy quyết định đến thăm Trang ở hiệu thưốc đế hỏi thông tin. ☊ (Lektion 33, Nr. 437) Die meisten Kunden der Apotheke haben ein Rezept. ☊ Đa số khách hàng của hiệu thuốc đều có toa thuốc. ☊ (Lektion 33, Nr. 452) Sprich lauter! Ich verstehe dich nicht! ☊ Nói to lên! Anh không hiểu! ☊ (Lektion 49, Nr. 700) Vergiss nicht, deinen Freunden mitzuteilen, dass deine alte Nummer ungültig wird. ☊ Đừng quên thông báo với bạn bè của bạn, rằng số cũ sẽ vô hiệu. ☊ (Lektion 59, Nr. 841) Nur durch Zufall erkennt er eine Radarkontrolle rechtzeitig und kann abbremsen. ☊ Chỉ là sự ngẫu nhiên anh nhận được tín hiệu của máy định vị kịp thời và có thể phanh lại. ☊ (Lektion 67, Nr. 958) Du hast mir sofort gefallen und wir haben uns ja dann auch auf Anhieb verstanden! ☊ Em thích anh ngay và chúng ta đã hiểu nhau ngay lập tức! ☊ (Lektion 74, Nr. 1061) Ich kann Sie nicht verstehen. ☊ Tôi không hiểu anh / chị nói gì. ☊ (Lektion 87, Nr. 1279) Oh, das war ein Missverständnis. Das habe ich nicht so gemeint. ☊ Ô, đó là một sự hiểu lầm. Tôi không có ý đó. ☊ (Lektion 95, Nr. 1487) Das verstehe ich gut. Mir geht es genauso. ☊ Tôi hoàn toàn hiểu chuyện này. Tôi cũng nghĩ như vậy. ☊ (Lektion 95, Nr. 1490) Bitte gib diesen Begriff bei einer Suchmaschine ein und schau dir die Ergebnisse der Suche näher an. ☊ Hãy gõ khái niệm này trên trang tìm kiếm và tìm hiểu kỹ thêm từ các kết quả hiện ra. ☊ (Lektion 99, Nr. 1610) Ich verstehe nicht, was Sie damit meinen. ☊ Tôi chưa hiểu ý của anh / chị như thế nào. ☊ (Lektion 100, Nr. 1666) Diese Frage verstehe ich nicht. Können Sie mir das bitte erklären? ☊ Tôi không hiểu câu hỏi này. Anh / Chị làm ơn giải thích giúp tôi được không? ☊ (Lektion 101, Nr. 1689) Während des Praktikums habe ich gelernt meine Arbeit gut zu strukturieren und selbständig zu Ende zu bringen. ☊ Trong khóa thực tập tôi đã học được cách tổ chức công việc hiệu quả và tự kết thúc công việc độc lập. ☊ (Lektion 107, Nr. 1879) Bitte unterbrechen Sie mich, wenn Sie etwas nicht verstehen. ☊ Xin hãy ngắt lời tôi, nếu quý vị có điều gì chưa hiểu rõ. ☊ (Lektion 114, Nr. 2100) Das habe ich nicht verstanden. ☊ Điều này tôi không hiểu. ☊ (Lektion 115, Nr. 2164) Das habe ich noch nicht verstanden. ☊ Về điều này tôi vẫn chưa hiểu rõ. ☊ (Lektion 116, Nr. 2188) Ich verstehe nicht ganz, wo Ihr Problem liegt. ☊ Tôi vẫn chưa hiểu rõ vấn đề của quý khách là ở đâu. ☊ (Lektion 119, Nr. 2293) Please accept this small token of my appreciation. ☊ accept ☊
Oh well, that accounts for it (= I understand now why it happened). ☊ account for sth ☊
advance sth: This research has done much to advance our understanding of language learning. ☊ advance ☊
afraid to do sth: Don't be afraid to ask if you don't understand. ☊ afraid ☊
The jacket was showing signs of age. ☊ age ☊
an aggressive advertising campaign ☊ aggressive ☊
an amazing achievement/discovery/success/performance ☊ amazing ☊
We can try that—but whether it'll work is another matter. ☊ another ☊
He was anxious not to be misunderstood. ☊ anxious ☊
If you don't tell them, nobody will be any the wiser (= they will not find out about it). ☊ any ☊
Judging by appearances can be misleading. ☊ appearance ☊
Further information is available on application to the principal. ☊ application ☊
his appointment as principal ☊ appointment ☊
It was done without the principal's authority. ☊ authority ☊
That name sounds awfully familiar. ☊ awfully ☊
What beats me is how it was done so quickly (= I don't understand how). ☊ beat ☊
I've read the whole book from beginning to end and still can't understand it. ☊ beginning ☊
Her careful make-up hid the signs of age beneath. ☊ beneath ☊
I'll give three blows on the whistle as a signal. ☊ blow ☊
You're bound to be nervous the first time (= it's easy to understand). ☊ bound ☊
You pay less for the supermarket's own brand. ☊ brand ☊
You pay less for the store brand. ☊ brand ☊
brand loyalty (= the tendency of customers to continue buying the same brand) ☊ brand ☊
Champagne houses owe their success to brand image. ☊ brand ☊
the leading brand of detergent ☊ brand ☊
a brilliant performance/invention ☊ brilliant ☊
Which fuel burns most efficiently? ☊ burn ☊
the busy signal ☊ busy ☊
To my certain knowledge he was somewhere else at the time (= I am sure about it). ☊ certain ☊
We need a clear understanding of the problems involved. ☊ clear ☊
to clear up a mystery/difficulty/misunderstanding ☊ clear sth up ☊
to break/crack a code (= to understand and read the message) ☊ code ☊
That mark won't come off. ☊ come off ☊
These tennis shoes are designed for comfort and performance. ☊ comfort ☊
The survey on consumer taste was commissioned by local stores. ☊ commission ☊
Candidates must be able to communicate effectively. ☊ communicate ☊
They communicated in sign language. ☊ communicate ☊
The teacher wants the children to feel confident about asking questions when they don't understand. ☊ confident ☊
The instructions on the box are very confusing. ☊ confusing ☊
a very confusing experience ☊ confusing ☊
music which is accessible to an audience with extremely conservative tastes ☊ conservative ☊
His decision can only be understood in context. ☊ context ☊
contribute sth to sth: This book contributes little to our understanding of the subject. ☊ contribute ☊
the car's contribution to the greenhouse effect ☊ contribution ☊
I was curious to find out what she had said. ☊ curious ☊
Those marks above the window look like damp to me. ☊ damp ☊
declare sth + adj.: The contract was declared void. ☊ declare ☊
a deep understanding ☊ deep ☊
Humour is a more effective defence than violence. ☊ defence ☊
The look on her face was a definite sign that something was wrong. ☊ definite ☊
it is demonstrated that...: It has been demonstrated that this drug is effective. ☊ demonstrate ☊
She denied all knowledge of the incident. ☊ deny ☊
The medicine did not achieve the desired effect. ☊ desire ☊
I had no difficulty (in) making myself understood. ☊ difficulty ☊
I have rarely seen her display any sign of emotion. ☊ display ☊
Does your cat have any distinguishing marks? ☊ distinguish ☊
The report drew a grim picture of inefficiency and corruption. ☊ draw ☊
I tried to persuade him, but with little or no effect. ☊ effect ☊
The stage lighting gives the effect of a moonlit scene. ☊ effect ☊
Add a scarf for a casual effect. ☊ effect ☊
He only behaves like that for effect (= in order to impress people). ☊ effect ☊
The recommendations will soon be put into effect. ☊ bring/put sth into effect ☊
New controls come into effect next month. ☊ come into effect ☊
Long prison sentences can be a very effective deterrent for offenders. ☊ effective ☊
Aspirin is a simple but highly effective treatment. ☊ effective ☊
drugs that are effective against cancer ☊ effective ☊
Some people believe that violence is an effective way of protesting. ☊ effective ☊
I admire the effective use of colour in her paintings. ☊ effective ☊
The company must reduce costs to compete effectively. ☊ effectively ☊
You dealt with the situation very effectively. ☊ effectively ☊
The truth of this statement has been effectively demonstrated in Chapter 1. ☊ effectively ☊
an efficient secretary ☊ efficient ☊
efficient heating equipment ☊ efficient ☊
the efficient use of energy ☊ efficient ☊
We offer a fast, friendly and efficient service. ☊ efficient ☊
As we get older, our bodies become less efficient at burning up calories. ☊ efficient ☊
a very efficiently organized event ☊ efficiently ☊
Poverty and ignorance are the enemies of progress. ☊ enemy ☊
The £500 million programme is centred around energy efficiency and renewable power sources. ☊ energy ☊
the engaged tone/signal ☊ engaged ☊
I'll have to make a few enquiries (= try to find out about it) and get back to you. ☊ enquiry ☊
No Entry (= for example, on a sign) ☊ entry ☊
Even a child can understand it (= so adults certainly can). ☊ even ☊
the evening performance ☊ evening ☊
In my experience, very few people really understand the problem. ☊ experience ☊
Oh well then, that explains it (= I understand now why sth happened). ☊ explain ☊
Could you explain yourself a little more—I didn't understand. ☊ explain yourself ☊
I was amazed at the extent of his knowledge. ☊ extent ☊
I fail to see (= I don't understand) why you won't even give it a try. ☊ fail ☊
The report was fairly incomprehensible. ☊ fairly ☊
The children are learning to understand people of different faiths. ☊ faith ☊
Few people understand the difference. ☊ few ☊
figure how, what, etc...: I can't figure out how to do this. ☊ figure sb/sth out ☊
a very fine performance ☊ fine ☊
It is now firmly established as one of the leading brands in the country. ☊ firmly ☊
The new regulations are now in force. ☊ in force ☊
When do the new regulations come into force? ☊ come/enter into force ☊
forgive my ...: Forgive my ignorance, but what exactly does the company do? ☊ forgive ☊
Although not formally trained as an art historian, he is widely respected for his knowledge of the period. ☊ formally ☊
I fully understand your motives. ☊ fully ☊
efficiency gains ☊ gain ☊
You'll never get him to understand. ☊ get ☊
The authorities have shown no signs of giving in to the kidnappers' demands. ☊ give in (to sb/sth) ☊
Gradually, the children began to understand. ☊ gradually ☊
Keep off the grass. (= on a sign) ☊ grass ☊
I've got it! We'll call it 'Word Magic'. ☊ have ☊
When will you get it into your head (= understand) that I don't want to discuss this any more! ☊ head ☊
'Do you understand?' 'Hell, no. I don't.' ☊ hell ☊
She held the title of world champion for three years. ☊ hold ☊
the New Year's Honours list (= in Britain, a list of awards and titles given on January 1 each year) ☊ honour ☊
He was buried with full military honours (= with a special military service as a sign of respect). ☊ honour ☊
They stood in silence as a mark of honour to her. ☊ honour ☊
However carefully I explained, she still didn't understand. ☊ however ☊
You'll soon get the idea (= understand). ☊ idea ☊
He ignored all the 'No Smoking' signs and lit up a cigarette. ☊ ignore ☊
an impressive performance ☊ impressive ☊
Sales figures continue to show signs of improvement. ☊ improvement ☊
indication (of doing sth): He shows every indication (= clear signs) of wanting to accept the post. ☊ indication ☊
indication (that...): There are clear indications that the economy is improving. ☊ indication ☊
All the indications are that the deal will go ahead as planned. ☊ indication ☊
interpret sth: The data can be interpreted in many different ways. ☊ interpret ☊
I didn't get the joke (= understand it). ☊ joke ☊
The sign said 'Private Property—Keep Out!' ☊ keep out (of sth) ☊
know what, how, etc...: I knew perfectly well what she meant. ☊ know ☊
She sent the letter without my knowledge. ☊ knowledge ☊
The film was made with the Prince's full knowledge and approval. ☊ knowledge ☊
He denied all knowledge of the affair. ☊ knowledge ☊
We tested various supermarkets' own label pasta sauces (= those marked with the name of the shop/store where they are sold). ☊ label ☊
He'll only wear clothes with a designer label. ☊ label ☊
She signalled and pulled over into the slow lane. ☊ lane ☊
learn (about sth): She's very keen to learn about Japanese culture. ☊ learn ☊
learn who, what, etc...: We only learned who the new teacher was a few days ago. ☊ learn ☊
Fables can be understood on various levels. ☊ level ☊
The body was cold and showed no signs of life. ☊ life ☊
to learn your lines ☊ line ☊
I understood little of what he said. ☊ little ☊
It was difficult to understand the local dialect. ☊ local ☊
Looked at from that point of view, his decision is easier to understand. ☊ look at sth ☊
Can you make yourself understood in Russian? ☊ make ☊
a computer program that helps you manage data efficiently ☊ manage ☊
to have an aggressive/a friendly/a relaxed manner ☊ manner ☊
'You're wearing a tie!' 'Full marks for observation.' ☊ mark ☊
Any piece of silver bearing his mark is extremely valuable. ☊ mark ☊
I put a mark in the margin to remind me to check the figure. ☊ mark ☊
He was about six feet tall, with no distinguishing marks. ☊ mark ☊
For maximum effect do the exercises every day. ☊ maximum ☊
The offence carries a maximum prison sentence of ten years. ☊ maximum ☊
'Perhaps we should try another approach.' 'What do you mean? (= I don't understand what you are suggesting.)' ☊ mean ☊
I always found him a little strange, if you know what I mean (= if you understand what I mean by 'strange'). ☊ mean ☊
I know what you mean (= I understand and feel sympathy). I hated learning to drive too. ☊ mean ☊
I see what you mean (= I understand although I may not agree), but I still think it's worth trying. ☊ mean ☊
I don't quite get your meaning (= understand what you mean to say). ☊ meaning ☊
Television is an effective means of communication. ☊ means ☊
The snow showed no sign of melting. ☊ melt ☊
He has a complete mental block (= difficulty in understanding or remembering) when it comes to physics. ☊ mental ☊
method (of sth): a reliable/effective/scientific method of data analysis ☊ method ☊
You're missing the point (= failing to understand the main part) of what I'm saying. ☊ miss ☊
Can you read music (= understand the signs in order to play or sing a piece of music)? ☊ music ☊
musical styles/tastes ☊ musical ☊
'I can't understand a word of it.' 'Neither can I.' ☊ neither ☊
noticeable in sb/sth: This effect is particularly noticeable in younger patients. ☊ noticeable ☊
This special offer is valid until the end of the month. ☊ offer ☊
People are often afraid of things they don't understand. ☊ often ☊
There's a mark on your skirt. ☊ on ☊
One day (= at some time in the future) you'll understand. ☊ one ☊
open sth with sth: They will open the new season with a performance of 'Carmen'. ☊ open ☊
We cannot back down at the first sign of opposition. ☊ opposition ☊
We do not fully understand how the brain is organized. ☊ organize ☊
Word always gets out (= people find out about things) no matter how careful you are. ☊ out ☊
When she finished painting, she stepped back to admire the overall effect. ☊ overall ☊
Wet paint! (= used as a sign) ☊ paint ☊
paint sth on sth: Slogans had been painted on the walls. ☊ paint ☊
Teaching children with special needs requires patience and understanding. ☊ patience ☊
'Do you understand?' 'Perfectly.' ☊ perfectly ☊
The new management techniques aim to improve performance. ☊ performance ☊
He criticized the recent poor performance of the company. ☊ performance ☊
high-performance (= very powerful) cars ☊ performance ☊
performance indicators (= things that show how well or badly sth is working) ☊ performance ☊
personal effects/belongings/possessions ☊ personal ☊
She pinned the badge onto her jacket. ☊ pin ☊
Please, I don't understand what I have to do. ☊ please ☊
Read the manual to learn the program's finer points (= small details). ☊ point ☊
Do you see my point (= understand)? ☊ point ☊
I think I missed the point (= did not understand). ☊ point ☊
I take your point (= understand and accept what you are saying). ☊ point ☊
The signpost pointed straight ahead. ☊ point ☊
The present regime has been in power for two years. ☊ power ☊
Her presence during the crisis had a calming effect. ☊ presence ☊
He was a prisoner of his own ignorance. ☊ prisoner ☊
The sign said, 'Private property. Keep out.' ☊ private ☊
promise (to do sth): The college principal promised to look into the matter. ☊ promise ☊
She deals with all the correspondence promptly and efficiently. ☊ promptly ☊
The police car signalled to us to pull in. ☊ pull in (to sth) ☊
quick (to do sth): The kids were quick to learn. ☊ quick ☊
a quieter, more efficient engine ☊ quiet ☊
radio signals/waves ☊ radio ☊
She has a reading knowledge of German (= she can understand written German). ☊ reading ☊
For some reason (= one that I don't know or don't understand) we all have to come in early tomorrow. ☊ reason ☊
He glanced briefly towards her but there was no sign of recognition. ☊ recognition ☊
reduce sth: Reduce speed now (= on a sign). ☊ reduce ☊
to register a company/trademark ☊ register ☊
a few moments of light relief in an otherwise dull performance ☊ relief ☊
Unfortunately, he was never able to reproduce this level of performance in a competition. ☊ reproduce ☊
She's in New York researching her new book (= finding facts and information to put in it). ☊ research ☊
We must make the most efficient use of the available financial resources. ☊ resource ☊
A two-minute silence was held as a mark of respect. ☊ respect ☊
The experiment had the reverse effect to what was intended. ☊ reverse ☊
Let me get this right (= understand correctly) —you want us to do an extra ten hours' work for no extra pay? ☊ right ☊
She doesn't understand the difference between right and wrong. ☊ right ☊
Take the first road on the left and then follow the signs. ☊ road ☊
The sign said 'Danger: falling rocks'. ☊ rock ☊
by royal appointment (= a sign used by companies that supply goods to the royal family) ☊ royal ☊
a safe and effective remedy for coughs and colds ☊ safe ☊
a 'for sale' sign ☊ for sale ☊
There are several brands and they're not all the same. ☊ same ☊
I'll say this for them, they're a very efficient company. ☊ say ☊
to evaluate performance on a scale from 1 to 10 ☊ scale ☊
scale of sth: It was impossible to comprehend the full scale of the disaster. ☊ scale ☊
a secondary effect ☊ secondary ☊
'It opens like this.' 'Oh, I see.' ☊ see ☊
see what, why, etc...: 'It's broken.' 'Oh yes, I see what you mean.' ☊ see ☊
'Can we go swimming?' 'I don't see why not (= yes, you can).' ☊ see ☊
send sth to sb: A radio signal was sent to the spacecraft. ☊ send ☊
The team is a serious contender for the title this year. ☊ serious ☊
In order that training should be effective it must be planned systematically. ☊ should ☊
show sth: Their new white carpet showed every mark. ☊ show ☊
James began to show signs of impatience. ☊ show ☊
He gave a thumbs-up sign. ☊ sign ☊
She nodded as a sign for us to sit down. ☊ sign ☊
Three blasts on the whistle was the sign for visitors to leave. ☊ sign ☊
a road/traffic sign ☊ sign ☊
a shop/pub sign ☊ sign ☊
The sign on the wall said 'Now wash your hands'. ☊ sign ☊
Follow the signs for the city centre. ☊ sign ☊
sign (of sth/sb): Headaches may be a sign of stress. ☊ sign ☊
There is no sign of John anywhere. ☊ sign ☊
Call the police at the first sign of trouble. ☊ sign ☊
There was no sign of life in the house (= there seemed to be nobody there). ☊ sign ☊
Her work is showing some signs of improvement. ☊ sign ☊
sign (of doing sth): The gloomy weather shows no sign of improving. ☊ sign ☊
The fact that he didn't say 'no' immediately is a good sign. ☊ sign ☊
sign (that...): If an interview is too easy, it's a sure sign that you haven't got the job. ☊ sign ☊
There were no outward signs that anything was wrong. ☊ sign ☊
If I had noticed the warning signs, none of this would have happened. ☊ sign ☊
a danger/warning/distress, etc. signal ☊ signal ☊
At an agreed signal they left the room. ☊ signal ☊
The siren was a signal for everyone to leave the building. ☊ signal ☊
When I give the signal, run! ☊ signal ☊
All I get is a busy signal when I dial his number (= his phone is being used). ☊ signal ☊
The rise in inflation is a clear signal that the government's policies are not working. ☊ signal ☊
Chest pains can be a warning signal of heart problems. ☊ signal ☊
Reducing prison sentences would send the wrong signals to criminals. ☊ signal ☊
traffic signals ☊ signal ☊
a stop signal ☊ signal ☊
Delays are occurring as a result of signal failure on the northbound line. ☊ signal ☊
TV signals ☊ signal ☊
a high-frequency signal ☊ signal ☊
a radar signal ☊ signal ☊
to detect/pick up signals ☊ signal ☊
to emit a signal ☊ signal ☊
I couldn't get a signal on my cell phone. ☊ signal ☊
The satellite is used for transmitting signals around the world. ☊ signal ☊
Don't fire until I signal. ☊ signal ☊
Did you signal before you turned right? ☊ signal ☊
signal (to sb) (for sth): He signalled to the waiter for the bill. ☊ signal ☊
signal to/for sb to do sth: He signalled to us to join him. ☊ signal ☊
The patrolman signalled for her to stop. ☊ signal ☊
signal sb to do sth: She signalled him to follow. ☊ signal ☊
signal sth: The referee signalled a foul. ☊ signal ☊
signal (that)...: She signalled (that) it was time to leave. ☊ signal ☊
signal which, what, etc...: You must signal which way you are going to turn. ☊ signal ☊
I couldn't understand a single word she said! ☊ single ☊
The rescue was carried out smoothly and efficiently. ☊ smoothly ☊
Maine & Sons, Grocers (= the name of a company on a sign) ☊ son ☊
'Do you understand?' 'Sort of.' ☊ sort of ☊
Leaving him out of the team may sound the death knell for our chances of winning (= signal the end of our chances). ☊ sound ☊
They went swimming in spite of all the danger signs. ☊ in spite of sth ☊
Everyone sprang to their feet (= stood up suddenly) when the principal walked in. ☊ spring ☊
Your statement is misleading. ☊ statement ☊
He told me in the strictest confidence (= on the understanding that I would tell nobody else). ☊ strict ☊
She strikes me as a very efficient person. ☊ strike ☊
Three teams are locked in a struggle for this year's title. ☊ struggle ☊
There were no signs of a struggle at the murder scene. ☊ struggle ☊
Scientists are studying photographs of the planet for signs of life. ☊ study ☊
She longed to find somebody who understood her problems, and in him she thought she had found such a person. ☊ such ☊
Make sure (that) no one finds out about this. ☊ make sure (of sth/that...) ☊
There are indications of a swing towards nuclear power. ☊ swing ☊
A list of symbols used on the map is given in the index. ☊ symbol ☊
talk in sth: We couldn't understand them because they were talking in Chinese. ☊ talk ☊
We looked around the school and talked with the principal. ☊ talk ☊
taste (in sth): She has very expensive tastes in clothes. ☊ taste ☊
This dish has an unusual combination of tastes and textures. ☊ taste ☊
There was a sign telling motorists to slow down. ☊ tell ☊
a good mark in the test ☊ test ☊
I don't want there to be any misunderstanding. ☊ there ☊
a thoroughly professional performance ☊ thoroughly ☊
Though she gave no sign, I was sure she had seen me. ☊ though ☊
He is the eldest son and thus heir to the title. ☊ thus ☊
She tied a label on to the suitcase. ☊ tie ☊
We had to go and see the principal one at a time. ☊ at a time ☊
The present duke inherited the title from his father. ☊ title ☊
typically American hospitality ☊ typically ☊
understand sb: Nobody understands me. ☊ understand ☊
He doesn't understand women at all. ☊ understand ☊
We understand each other, even if we don't always agree. ☊ understand ☊
understand what, how, etc...: They understand what I have been through. ☊ understand ☊
I understand how hard things have been for you. ☊ understand ☊
understand (that...): I quite understand that you need some time alone. ☊ understand ☊
If you want to leave early, I'm sure he'll understand. ☊ understand ☊
understand sb doing sth: I quite understand you needing some time alone. ☊ understand ☊
understand (sth): Doctors still don't understand much about the disease. ☊ understand ☊
No one is answering the phone—I can't understand it. ☊ understand ☊
understand why, what, etc...: I could never understand why she was fired. ☊ understand ☊
They're too young to understand what is happening. ☊ understand ☊
understand sb/sth doing sth: I just can't understand him taking the money. ☊ understand ☊
I just can't understand his taking the money. ☊ understand ☊
understand that...: He was the first to understand that we live in a knowledge economy. ☊ understand ☊
understand (sth): Can you understand French? ☊ understand ☊
Do you understand the instructions? ☊ understand ☊
She didn't understand the form she was signing. ☊ understand ☊
I'm not sure that I understand. Go over it again. ☊ understand ☊
I don't want you doing that again. Do you understand? ☊ understand ☊
understand what...: I don't understand what he's saying. ☊ understand ☊
The committee has little or no understanding of the problem. ☊ understanding ☊
The existence of God is beyond human understanding (= humans cannot know whether God exists or not). ☊ understanding ☊
Most of the students have a sound understanding of English grammar. ☊ understanding ☊
We finally came to an understanding about what hours we would work. ☊ understanding ☊
We have this understanding that nobody talks about work over lunch. ☊ understanding ☊
We must tackle the problem with sympathy and understanding. ☊ understanding ☊
We are looking for a better understanding between the two nations. ☊ understanding ☊
Try to show a little more understanding. ☊ understanding ☊
My understanding of the situation is... ☊ understanding ☊
The statement is open to various understandings. ☊ understanding ☊
I understand how upset you must be feeling. ☊ upset ☊
He showed no visible sign of emotion. ☊ visible ☊
your passive vocabulary (= the words that you understand but don't use) ☊ vocabulary ☊
The area is famous for the warmth and hospitality of its people. ☊ warmth ☊
You're wasting your time trying to explain it to him (= because he will not understand). ☊ waste ☊
watch sth for sth: He watched the house for signs of activity. ☊ watch ☊
watch (for sth): He watched for signs of activity in the house. ☊ watch ☊
Make sure that sign's the right way up. ☊ way ☊
a weak light/signal/sound ☊ weak ☊
He thought that crying was a sign of weakness. ☊ weakness ☊
All delegates must wear a badge. ☊ wear ☊
wish for sth: I can understand her wish for secrecy. ☊ wish ☊
Are they any closer to understanding how the brain works? ☊ work ☊
He's too young to understand the ways of the world. ☊ world ☊