He needs to rest.

他需要好好休息。

You look 课堂 - SpeakingMax英语口语达人

What exactly that purgation will entail and why Milton's voice needs to be purged at all I think these questions are really the subject of the entire rest of the poem.

这种净化是很有必要的,弥尔顿的语言为什么需要被完全净化,我认为这个问题才是所有剩余诗歌,真正的主题。

耶鲁公开课 - 弥尔顿课程节选

The only thing that compiler needs to know is kind of what pattern to look for in the rest of your code.

编译器需要知道的唯一的东西是,用来在剩下的代码中寻找的函数形式。

哈佛公开课 - 计算机科学课程节选