This is the easiest question all day, what is the bond angle between all of these?

这个问题很简单，键角是多少？

麻省理工公开课 - 化学原理课程节选

Well, it's, you sort of know how you'd do it if this was grammar school right?

你怎么解决这个问题呢？,很简单？

麻省理工公开课 - 计算机科学及编程导论课程节选

And I think this is best illustrated by giving you a simple little piece of code.

我认为给你看一段简单的代码,可以很好的说明这个问题。

麻省理工公开课 - 计算机科学及编程导论课程节选