你在谈论我们现在是这样的状态，但是一转眼的功夫，另一种事情、另一种情况就会发生。

You're saying that we are here right now, but any second, this other event, this other situation will occur.

youdao

“如果你现在雇用我，我就不会失去我的房子”这样的借口可能是真实情况，但是不会打动面试官。

"If you hire me now, I won't lose my house" may be true, but it won't impress an interviewer.

youdao

好，假设我们现在是这样的情况：你正沿着一条街走，想着自己的事。 突然，一只长得不错的狗不知道从哪里走了出来，并且像最卑鄙的东西一样报复世界。

Fine, so we’ve all been there: You’re walking down the street, minding your own business, when out of nowhere, a beautiful dog emerges and wreaks like the most wretched thing on the planet.

youdao

Yes, and if we have gases involved, it's pretty similar, but now what will have is something like this. We'll have a reaction vessel that's sealed, it's constant volume.

如果涉及了气体，情况也很相似，只是现在的装置是这样的,我们有一个密封的反应容器,它的体积是恒定的。

麻省理工公开课 - 热力学与动力学课程节选