I must have knowledge to speak English.

我必须具有知识来说英语。

youdao

I admire the writer so much, to write such a good play, he must have a wide range of the knowledge.

我很佩服这个编剧，写好这样一个好故事，他的知识面一定很广泛。

youdao

I must say that, they have also been of immense help to me in my clinical studies and have imparted a lot of useful knowledge into me.

我必须说，他们在临床学习上给了我很大的帮助，灌输了很多有用的知识给我。

youdao

One question is this: Is it really true that in order to think about the perfectly straight, I must have somehow, somewhere at some point come up against, had direct knowledge of, the perfectly straight?

一个问题是,难道真的说,为了想象一条完美的直线,我必须,在某处直接碰到,并直接了解一条完美的直线吗

耶鲁公开课 - 死亡课程节选