一个必要的条件似乎是某种对人类难题超然客观的看法。

One necessary condition seems to be a somewhat detached view of human problems.

youdao

对于许多有价值的事情而言，如儿童看护和友谊等，它是必要的条件。

It's a necessary condition for many worthwhile things: child care, friendships, etc.

youdao

他已勉强决定这样做，虽然附带一切必要的条件。

Reluctantly, he has decided to do so-though with all the necessary provisos.

youdao

In other words, the text is what makes the ascertainment of meaning possible and available to us, but meaning is not in the text.

换言之,作品才是使含义得以传达的必要条件，但含义又并不在文本里。

耶鲁公开课 - 文学理论导论课程节选

And what we saw last time is that this was necessary to make things work, this part of it in particular.

上节课我们讲,这是对外做功的必要条件，特别是这个部分。

麻省理工公开课 - 热力学与动力学课程节选

But in fact, logically speaking at least, variability, although it's a requirement for unpredictability, doesn't guarantee unpredictability.

但实际上，至少在逻辑上讲，可变性虽然是不可预见性的必要条件，但是不可预见性却不是必然。

耶鲁公开课 - 死亡课程节选