That's not what I do. I work with actors," "My proposal to the actors was: 'okay,we're going to be in a room we're going to do this strange thing, but every molecule of what you create will be what your character does.

VOA: standard.2009.12.19

What does this thing represent?

这个东西描绘的是什么呢？

哈佛公开课 - 计算机科学课程节选

What does this thing do?

这个东西是干嘛的？

哈佛公开课 - 计算机科学课程节选

Thermodynamics is asking you, what work does this thing do on the surroundings or the surroundings do on the system?

热力学在问你们，到底是系统对环境做功,还是环境对系统做功？

麻省理工公开课 - 热力学与动力学课程节选

Notice what this does. Certainly the heart of it, right in here, is still the same thing.

注释代码进行的操作，当然代码的核心，也就是这里。

麻省理工公开课 - 计算机科学及编程导论课程节选

What we really want to worry about is, as the size of the problem gets larger, how does this thing grow? How does the cost go up?

随着问题规模的变大，解决问题花费的代价是怎么增长的,因此我们将会主要地讲讲？

麻省理工公开课 - 计算机科学及编程导论课程节选

Let's pull together what this algorithm actually does. If I generalize binary search, here's what I'm going to stake that this thing does.

总结下二分查找法,下面列举几点它的操作，首先，找中点。

麻省理工公开课 - 计算机科学及编程导论课程节选

But notice what this does. The first thing it does is, it says, let's check and make sure x is greater than or equal to 0. If it isn't, notice what's going to happen. None of that block is going to get executed, and it's going to come down here and print out a useful piece of information, which says, hey, you gave me a negative number. I don't know how to do this.

做的是和以前一样的事情,但是注释它做了什么，第一件做的事情就是,程序说，要去检查并且确信x是大于等于0的，如果不是的话，请注意会发生什么,下面的代码都不会被执行,程序会到这里来然后显示一些有用的信息,信息会说，嘿，你给了我一个负数,我不知道该怎么弄这个了。

麻省理工公开课 - 计算机科学及编程导论课程节选