"We have just come through what was one of the most difficult decades the middle class has ever faced a decade in which median income fell, and our economy lost about as many jobs as it gained,".

VOA: standard.2010.01.25

In this class here, we're going to stick to one kind of work which is expansion work.

推动我的粉笔,我就对它做了功。

麻省理工公开课 - 热力学与动力学课程节选

I think there probably is one in there somewhere, but just in case, we have had two in class, there's one on the handout.

我记得讲义里好像讲了,以防万一,我们课堂上有两个定义,在其中一个讲义里面

耶鲁公开课 - 博弈论课程节选

And like all the other topics we've talked about in this class, it's a complicated subject, about which one could spend a great deal of time.

和课堂中涉及的所有话题一样，这是个复杂的问题，需要很长时间才能搞清楚。

耶鲁公开课 - 死亡课程节选

D-A-V-I-D Well, if I've got a five-letter word like D-A-V-I-D, well, that's like five bytes and yet we only have the ability thus far in this class to return one thing at a time I can't return five bytes to you, but wait a minute, those bytes by nature of a computer are just stored in RAM.

好的，如果有5个字母的单词，如，那是5个字节,我们只能返回一个东西,而不能返回5个字节，等一下，这些字节被计算机本能地,存储在内存中。

哈佛公开课 - 计算机科学课程节选