serious

US /ˈsɪr.i.əs/
UK /ˈsɪr.i.əs/
"serious" picture
1.

严肃的, 认真的

demanding or needing careful consideration or application

:
This is a serious matter that requires our full attention.
这是一个需要我们全力关注的严肃问题。
He made a serious effort to improve his grades.
他为提高成绩付出了认真的努力。
2.

严肃的, 认真的

not joking or fooling around; earnest in manner or intention

:
He looked at me with a serious expression.
他用严肃的表情看着我。
Are you serious about quitting your job?
你辞职是认真的吗?
3.

严重的, 重大的

having important or dangerous possible results

:
The doctor said it was a serious illness.
医生说这是一种严重的疾病。
The accident caused serious damage to the car.
事故对汽车造成了严重的损坏。