Second, well we're not getting to the second one; let's see what-- okay as I mentioned the lecture slides will be posted almost always the same day after the class.

第二点我们暂时不谈,课程的课件会放在网站上,通常是那一天下课后

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Remember it's the external pressure that's important. In this case, because it's a reversible process, the external pressure turns out to be always the same as the internal pressure.

是过程非常缓慢,比如我把体积，从V1压缩到V2时，我做得十分缓慢,在过程中的任何一点。

麻省理工公开课 - 热力学与动力学课程节选