Anytime you find yourself in this pattern, odds are, what you're doing is a candidate for being factored out, hierarchal decompositions is the buzzword you'd see in the textbooks if you're following along with any of them, but it's really just the idea of taking out common code and putting it into just one place.

任何时候你发现你处于这种模式中，可能，你所做的东西是可以提取改进的，体系分解是一个你在课本中看到的流行词,如果你遵循其中一个,这个实际上是一个把相同的代码,放到一个地方的思想。

哈佛公开课 - 计算机科学课程节选

One way is to just use your common sense and realize that if you push it this way, these two guys are going to move together.

第一种方法就是你可以通过常识感觉到,如果你这样推它,这两个物体会一起运动

耶鲁公开课 - 基础物理课程节选

OK. The other thing I want to say here, is that this style of program we just wrote is actually a very common one. And we're going to give it a nice little name, often referred to as exhaustive enumeration.

好，另外一件我想说的事情是，刚才我们写的代码的风格,是非常普通的,我们会给这个风格一个名字，通常是被称为详尽的列举。

麻省理工公开课 - 计算机科学及编程导论课程节选