我最好讲讲古代的石油，这样你们就能了解这里发生了什么。

I better say something about oil in the ancient world, so that you get a grip on what's going on here.

youdao

随着音乐往下走，这里发生了什么？

Then as it goes on, what happens here?

youdao

那么，在这里发生了什么。

So, what's happening here in the story is this.

youdao

What's happening there? Well, the selection of reactants has been done judiciously to provide either heat or to provide something that's cool.

就会感到这东西，比如说变冷了，对吧？,这里发生了什么？这些反应物都是,被仔细的选出来的，能够提供热量或制冷。

麻省理工公开课 - 热力学与动力学课程节选

All right. So we kind of saw what was happening here, you saw it move a little bit.

好的，我们看稍微看一下,这里发生了什么，你们看到它移动了一点儿。

麻省理工公开课 - 化学原理课程节选

We said each of the merge operations O was of order n. But n is different. Right?

注意这里发生了什么,我们说过每一次合并操作的复杂度都是？

麻省理工公开课 - 计算机科学及编程导论课程节选