他应当知道，因为他也设计花园。

He should know that because he design garden too.

youdao

你们应当知道，我们是有双亲的人。

You must know that we have parents.

youdao

我们应当知道怎样去领会他。

One must know how to understand him.

youdao

But if you wanted to know it You could, you would look at development and you'd watch the embryological development of a zebra and that's how you would learn the answer to your question.

但如果你想要知道答案,你就应当去观察斑马的发育过程,观察斑马的胚胎发育,这就是寻找该问题答案的方法

耶鲁公开课 - 心理学导论课程节选