1.严重的,有危险的,不好的
2.需认真思考的,严肃的
3.重要的
4.理智的,稳重的
5.不是开玩笑的,认真的
6.大量的
adj,(1)严肃的;庄重的;不苟言笑的。(2)认真的;不开玩笑的。(3)重要的,重大的;严重的。(4)需慎重考虑的;需精湛技艺的
严重的,严肃的,认真的,真诚的,庄重的,等
1. giving cause for concern: the situation is serious
2. concerned with important matters: there are some serious questions that need to be answered
3. not cheerful; grave: I am a serious person
4. in earnest; sincere: he believes we are serious
5. requiring concentration: a serious book
用英文来解释英文意思会更准确一些。
严肃的,庄重的,严重的,危急的,认真的