Now, I know I'm answering your question I think in a better way, but it's actually very rare.

我想我现在已经很好的回答了你的问题,不过这种情实际上是非常罕见的

耶鲁公开课 - 心理学导论课程节选

So, if you by chance, I know it's very rare, but if by chance you don't get the class you can always follow up later.

如果你们偶然，我知道不太可能，但是如果不小心你们错过了某节课,你们就可以在之后补回来了。

麻省理工公开课 - 固态化学导论课程节选

In any case, in this footnote Gadamer says something-- I think it's very rare that we can actually just sort of outright disagree with Gadamer, but he says something in this footnote that I believe we can actually disagree with.

无论如何，在此脚注中葛达玛提到一些东西-,我想我们不可能,彻底赞同葛达玛的观点，但在他的脚注中提到了一些,我很赞同的观点。

耶鲁公开课 - 文学理论导论课程节选

So I said before when we were talking about single atoms, we always define the zero energy as when an electron was actually ejected, but now, when we talk about chemical reactions taking place, it's very, very rare that we're actually going to be talking about anything that gets to this point here.

我之前说过，当我们讨论单个原子的时候，我们总是把零点能,定在电子被发射出去以后，但是现在，当我们讨论化学反应发生的时候，非常非常罕见出现，确实达到,这种程度的情况。

麻省理工公开课 - 化学原理课程节选