This is me writing one hour of that episode of Pirandello and telling the other authors, here's what I'm assuming as you use it. So it's up to me to do it right, but if I do it, I'm going to specify, what does this function do?

作为一个程序员,我得为用户提供一些信息,这正是我写写的皮兰德娄戏剧的一小时片段,并且要告诉其它的作家，这是我希望你使用的地方，所以由我决定怎样去做好它？

麻省理工公开课 - 计算机科学及编程导论课程节选

So if I type "man sleep," this is going to give me the user's manual for a program called sleep, but there's a gotcha and the problem set it makes clear, sleep notice that it says at top left sleep one.

所以如果我键入“man，sleep“，它将,给我一个叫做sleep程序的用户手册，但是这里有个参考信息，它使问题更清晰，请注意它指明在左上角。

哈佛公开课 - 计算机科学课程节选