Job creation has become an imperative for the government.

创造就业机会是政做事。

It's imperative that he (should) not be seen here.

他不应该呆在这儿。

He always speaks in an imperative tone of voice.

他老是用命令口吻讲话。

It is imperative that every one of us remould his world outlook.

我们每个人都改造自己世界观。

L-arginine is an imperative ingredient and material in producing compound amino acid injecta and composing other medicines.

精氨酸是生产复方氨基酸注射液不可缺少成份，也是进一步合成其它药物重氨基酸原料。

There are three kinds of mood in English:the indicative mood,the imperative mood and the subjunctive mood.

在英语中有3种语气:陈述语气,祈使语气和虚拟语气。

Of course, this means that they exhibit the same problem as imperative butcons: the inscrutability of the icon.

当然这也意味着它们存在和命令型图标按钮一样问题，即图标费解性。

This paper discusses the possibility of semantic combinations between every two types of mood patterns: declarative, imperative, interrogative and exclamative.

摘本文考察了陈述、祈使、疑问、感叹四种语气类型十六种组合可以有哪些语义关系，不能有哪些语义关系。