And, in fact, since we're going to reuse this again and again during today's lecture, I'm going to put it over here and leave it sacrosanct for our further use.

实际上，因为我要,一遍又一遍的用到这个公式，我会把它放在这里,以强调其会被不断使用的神圣地位。

麻省理工公开课 - 热力学与动力学课程节选

It's a way of breaking the code up into modules. Modules that makes sense on their own. Modules that we can reuse in multiple places. Modules that, if you like, Isolate components of the process.

能将代码分解为模块,模块能够独自运作,我们能在很多地方再利用这些模块,如果你喜欢的话，模块可以被看作是过程独立的组成部分。

麻省理工公开课 - 计算机科学及编程导论课程节选