So, I need to tell you how you're doing the expansion, because that's going to tell you how much energy you're wasting during that expansion.

所以我需要告诉你,膨胀是如何进行的，因为这会告诉你,在这次膨胀中,浪费了多少能量。

麻省理工公开课 - 热力学与动力学课程节选

If someone was telling you this story, is that the first question you would ask? So did she have a precursor? No, probably not. Okay.

如果有人告诉你们这个故事，这会是你们,问的第一个问题吗，可能不是，好的。

耶鲁公开课 - 1945年后的美国小说课程节选