你完全不必担心，我们挺好的。

B:There's no need for you to worry.We're quite alright.

youdao

但完全不必如此，至少是不完全如此。

But it doesn't have to be that way, at least not entirely.

youdao

这样读者就可以完整地跳过引理15 '，完全不必关心B了。

Then that reader can skip the proof of Lemma 15 'completely, and not have to deal with B at all.

youdao

I think most of us don't believe that two firms is enough to make it a perfect competition, that the regulator shouldn't worry about the third firm.

我想大多数人不相信两家公司,就足够产生完全竞争,不相信监控者不必调查第三家公司

耶鲁公开课 - 博弈论课程节选

You don't have to do it by yourself.

你不必完全独立完成

耶鲁公开课 - 基础物理课程节选