一旦 → ☊ 
một lần 
once like: một lần → →
experience is the best teacher ☊ 
mỗi lần ngã là một lần bớt dại ☊ one more time ☊ thêm một lần nữa ☊ 
noch einmal ☊ một lần nữa ☊ 
再来一次 ☊ zài lái yí cì noch einmal ☊ một lần nữa ☊ ☊ Trang ruft nochmal an. ☊ Trang gọi điện một lần nữa. ☊ (Lektion 25, Nr. 313) Es wird kälter und kälter, und schließlich fällt Schnee. ☊ Trời ngày một lạnh hơn và cuối cùng thì tuyết rơi. ☊ (Lektion 40, Nr. 567) Ich war etwa zwanzig Mal verlobt und war am Ende nur einmal verheiratet. ☊ Tôi đã đính hôn khoảng hai mươi lần nhưng cuối cùng chỉ có cưới một lần. ☊ (Lektion 41, Nr. 590) Können Sie mir das bitte nochmal erklären? ☊ Anh / Chị / Ông / Bà có thể giải thích cho tôi một lần nữa được không? ☊ (Lektion 116, Nr. 2189) Das musst du nochmals überarbeiten. ☊ Việc này anh / chị phải làm lại một lần nữa. ☊ (Lektion 117, Nr. 2231) Ich muss Sie nochmals um die Zahlung der Rechnung bitten. ☊ Một lần nữa tôi xin yêu cầu ông /bà / quý vị thanh toán số tiền. ☊ (Lektion 126, Nr. 2537) Once again (= as had happened several times before), the train was late. ☊ again ☊
I've told you again and again (= many times) not to do that. ☊ again ☊
I'll have to write it all over again (= again from the beginning). ☊ again ☊
Let's do it another time. ☊ another ☊
The noise came at two-minute intervals (= once every two minutes). ☊ at ☊
If you can only exercise once a week, that's better than nothing (= better than taking no exercise at all). ☊ better ☊
You'd better not do that again. ☊ had better/best (do sth) ☊
Let me know if he bothers you again. ☊ bother ☊
I'm certainly never going there again. ☊ certainly ☊
Jeff deceived me once already—I won't give him a second chance. ☊ chance ☊
change sb/sth (from A) to/into B: With a wave of her magic wand, she changed the frog into a handsome prince. ☊ change ☊
It makes a change to read some good news for once. ☊ change ☊
Come on! Try once more. ☊ come on ☊
They could not say with confidence that he would be able to walk again after the accident. ☊ confidence ☊
I'm confused—say all that again. ☊ confused ☊
a cool breeze/drink/climate ☊ cool ☊
a deserted village ☊ deserted ☊
a tidal wave bringing death and destruction in its wake ☊ destruction ☊
Once again her life felt lacking in direction. ☊ direction ☊
I do aerobics once a week. ☊ do ☊
I only saw her once during my stay in Rome. ☊ during ☊
After a week at sea, it was good to feel the earth beneath our feet again. ☊ earth ☊
In America, presidential elections are held every four years. ☊ election ☊
Let's put an end to (= stop) these rumours once and for all. ☊ end ☊
I was bitten by a dog once and I've been afraid of them ever since. ☊ ever since (...) ☊
I had a bad experience with fireworks once. ☊ experience ☊
She had to face up to the fact that she would never walk again. ☊ face up to sth ☊
a fair complexion ☊ fair ☊
Long skirts have come into fashion again. ☊ fashion ☊
Feed the plants once a week. ☊ feed ☊
I try to visit my parents every few weeks. ☊ few ☊
Police have reopened the file (= have started collecting information again) on the missing girl. ☊ file ☊
On the horizon, she saw a flash of silver—the sea! ☊ flash ☊
a fresh complexion ☊ fresh ☊
a fresh breeze ☊ fresh ☊
I fill up the tank with gasoline about once a week. ☊ gasoline ☊
a gentle breeze ☊ gentle ☊
get sb/sth doing sth: Can you really get that old car going again? ☊ get ☊
You should get into the routine of saving the document you are working on every ten minutes. ☊ get into sth ☊
give sth: I'd give anything to see him again. ☊ give ☊
I left my bike outside the library and when I came out again it had gone. ☊ go ☊
Let's go through the arguments again. ☊ go through sth ☊
Could we go through (= practise) Act 2 once more? ☊ go through sth ☊
a chance to hear the first movement again ☊ hear ☊
If I've said it once, I've said it a hundred times. ☊ hundred ☊
I won't be going there again in a hurry—the food was terrible. ☊ sb will not do sth again in a hurry ☊
a weekly disposable income (= the money that you have left to spend after tax, etc.) of £200 ☊ income ☊
a four-lane highway ☊ lane ☊
Cut the grass at least once a week in summer. ☊ at least ☊
You're going to love this. They've changed their minds again. ☊ love ☊
He's returning to the team this season, hoping that the old magic can be made to work once more. ☊ magic ☊
Maybe we'll meet again some time. ☊ meet ☊
mind doing sth: Would you mind explaining that again, please? ☊ mind ☊
I'll just read through the form again to make sure I haven't missed anything out. ☊ miss sb/sth out ☊
Our cat's gone missing again. ☊ missing ☊
Could you repeat that once more (= one more time)? ☊ more ☊
We will contact you again if the need arises. ☊ need ☊
He never so much as smiled (= did not smile even once). ☊ never ☊
I can't wait for this nonsense to end so that we can all be friends again. ☊ nonsense ☊
On one occasion, she called me in the middle of the night. ☊ occasion ☊
on one occasion ☊ on ☊
I've only been there once. ☊ once ☊
He cleans his car once a week. ☊ once ☊
She only sees her parents once every six months. ☊ once ☊
He only did it the once. ☊ once ☊
This book was famous once, but nobody reads it today. ☊ once ☊
Come here at once! ☊ at once ☊
Once again the train was late. ☊ once again, once more ☊
Let me hear it just once more. ☊ once again, once more ☊
One more, please! ☊ one ☊
a pale complexion ☊ pale ☊
Can you explain that point again? ☊ point ☊
I give it a polish now and again. ☊ polish ☊
Once again, his quick wits (= quick thinking) got him out of an awkward situation. ☊ quick ☊
Local businesses are closing at a/the rate of three a year. ☊ rate ☊
Meter readings are taken every three months. ☊ reading ☊
to repeat the class/year/grade (= in a school, to take the class/year/grade again) ☊ repeat ☊
She kept repeating his name softly over and over again. ☊ repeat ☊
I'm going to report you if you do that again! ☊ report ☊
The operation restored his sight (= made him able to see again). ☊ restore ☊
Her suspicions returned when things started going missing again. ☊ return ☊
Could we run through your proposals once again? ☊ run through sth ☊
Same again, please! ☊ (the) same again ☊
Fraser scored again in the second half. ☊ score ☊
He scored again in the dying seconds (= the last few seconds) of the game. ☊ second ☊
You'll soon be feeling your old self again (= feeling well or happy again). ☊ self ☊
Since the party she had only spoken to him once. ☊ since ☊
The snake sheds its skin once a year. ☊ skin ☊
A slight breeze was blowing. ☊ slight ☊
She swung herself over the gate in one smooth movement. ☊ smooth ☊
Traffic is now flowing smoothly again. ☊ smoothly ☊
You've been smoking again.' 'So?' ☊ so ☊
I'll see you again some time, I'm sure. ☊ some ☊
We're sorry to hear that your father's in hospital again. ☊ sorry ☊
I'll report you to the police if I catch you stealing again. ☊ steal ☊
There once was a poor farmer who had four sons. ☊ there ☊
Just think how nice it would be to see them again. ☊ think ☊
I remember one time (= once) we had to abandon our car in the snow. ☊ time ☊
type sth (out/in/up): This letter will need to be typed (out) again. ☊ type ☊
She's late again—typical! ☊ typical ☊
I'm not sure that I understand. Go over it again. ☊ understand ☊
I don't want you doing that again. Do you understand? ☊ understand ☊
a fishing/mountain/seaside village ☊ village ☊
The staff have agreed to a voluntary wage freeze (= a situation in which wages are not increased for a time). ☊ wage ☊
a warm breeze ☊ warm ☊
She declined the offer with a wave of her hand. ☊ wave ☊
With a wave and a shout he ran down the road to meet us. ☊ wave ☊
He gave us a wave as the bus drove off. ☊ wave ☊
a wave of opposition/protest/violence, etc. ☊ wave ☊
a crime wave ☊ wave ☊
A wave of fear swept over him. ☊ wave ☊
A wave of panic spread through the crowd. ☊ wave ☊
It's been quite a day, one way and another (= for several reasons). ☊ way ☊
He comes to see us once a week. ☊ week ☊
It looks like they got their predictions wrong again. ☊ get sth wrong ☊
She stifled another yawn and tried hard to look interested. ☊ yawn ☊
Prices were cut yet again (= once more, after many other times). ☊ yet ☊
Dentists advise you to have your teeth checked every six months. ☊ your ☊