So let's just to see how you run through some of those calculations. Now let me just ask who here took 5.111? And who here took 5.112?

那么让我们看看怎样,推导这些反应，现在让我问一下,这里有谁学过5。111？谁学过5。112？

麻省理工公开课 - 热力学与动力学课程节选

Now in order to illustrate the way in which what Iser calls virtual work gets done in this regard, let me just run through a few passages quickly.

现在，为了阐释,在这点上，伊瑟尔所说的虚功是怎样做的，下面我们来快速地浏览几段话。

耶鲁公开课 - 文学理论导论课程节选