And the nice thing is that there's a shared behavior there. Just as I can have tuples as an ordered collection of things, strings behave as an ordered collection of things.

共享的行为，就像元组是有序的元素序列,字符串也是有序的元素序列,因此我可以对字符串做同样的操作,我可以把它们连结起来。

麻省理工公开课 - 计算机科学及编程导论课程节选

And inside of the machine, and things we'll talk about, there is a process that will allow that sequence to be executed as described in that recipe, so it can behave like any thing that I can describe in one of those recipes.

在机器里面，还有我们要说的，里面有一个我们允许的,在方法中描述的,将要被执行的序列的过程，因此它可以像我在方法之中,描述的任意一种那样来表现。

麻省理工公开课 - 计算机科学及编程导论课程节选