认真 → ☊ 
nghiêm túc 
seriously 
serious ☊ 
nghiêm túc ☊ Adjectives 1 We appreciate the seriousness of the leaders. ☊ Chúng tôi đánh giá cao sự nghiêm túc của các nhà lãnh đạo. ☊ Verbs 2.5 like: nghiêm túc → →
ernst ☊ nghiêm túc ☊ 
严肃的 ☊ yánsù de ernst ☊ nghiêm túc ☊ ☊ Can he be serious? ☊ can ☊
He was looking correctly grave. ☊ correctly ☊
criticize sb/sth for sth: The government has been criticized for not taking the problem seriously. ☊ criticize ☊
She's a force to be reckoned with (= a person who has a lot of power and influence and should therefore be treated seriously). ☊ force ☊
He nodded gravely as I poured out my troubles. ☊ gravely ☊
I only did it as a joke (= it was not meant seriously). ☊ joke ☊
She is not afraid to laugh at herself (= is not too serious about herself). ☊ laugh at sb/sth ☊
We all needed a little light relief at the end of a long day (= something amusing or entertaining that comes after sth serious or boring). ☊ light ☊
Don't laugh! I mean it (= I am serious). ☊ mean ☊
recognize sth: They recognized the need to take the problem seriously. ☊ recognize ☊
I have serious reservations about his ability to do the job. ☊ reservation ☊
rude (to sb) (about sb/sth): The man was downright rude to us. ☊ rude ☊
Don't laugh, it's a serious suggestion. ☊ serious ☊
serious (about doing sth): Is she serious about wanting to sell the house? ☊ serious ☊
serious (about sb/sth): He's really serious about Penny and wants to get engaged. ☊ serious ☊
You can't be serious! (= you must be joking) ☊ serious ☊
You think I did it?Be serious! (= what you suggest is ridiculous) ☊ serious ☊
Be serious for a moment; this is important. ☊ serious ☊
I'm afraid I'm not a very serious person. ☊ serious ☊
We need to get down to the serious business of working out costs. ☊ serious ☊
It's time to give serious consideration to this matter. ☊ serious ☊
You're not seriously expecting me to believe that? ☊ seriously ☊
Seriously though, it could be really dangerous. ☊ seriously ☊
Why can't you ever take anything seriously? ☊ take sb/sth seriously ☊
Headaches in young children should always be taken seriously. ☊ take sb/sth seriously ☊
You can't take anything she says very seriously. ☊ take sb/sth seriously ☊
a steady boyfriend/girlfriend (= with whom you have a serious relationship or one that has lasted a long time) ☊ steady ☊
I wish you'd take me seriously. ☊ take ☊
We need to have a serious talk about money matters. ☊ talk ☊
After a serious argument, it can take some time for the wounds to heal. ☊ wound ☊