We're going to build up this taxonomy if you like, but the reason it's relevant is, associated with each one of those types is a set of operators that expect certain types of input in order to do their job.

我们将会建立这种分类，但是这相关的原因是，对于每种类型都有,和之对应的一个操作集,这个操作机对一些输入,做出规定的操作。

麻省理工公开课 - 计算机科学及编程导论课程节选

And if you think about it, associated with each - one of those data types is a set of functions it's intended to apply to.

你会发现每个类型都有，与之对应的一个集合的操作,有的时候这些操作,有的时候某个操作可以,应用于多种数据类型。

麻省理工公开课 - 计算机科学及编程导论课程节选