But in general, the choice of variable name is a great way of commenting your code.

但是通常来说，变量名称的选择,是评论你的代码的,一个重要方式。

麻省理工公开课 - 计算机科学及编程导论课程节选

This is what's called the Bohr radius, and we'll explain - hopefully we'll get to it today where this Bohr radius name comes from, but for now what you need to know is just that it's a constant, just treat it like a constant, and it turns out to be equal to or about 1/2 an angstrom.

它叫做玻尔半径，我们后面会解释,希望我们今天可以讲到,波尔半径这个名称的由来，但现在你们只要记住,它是一个常数，只要把它当做一个常数对待，它等于,或者是1/2埃。

麻省理工公开课 - 化学原理课程节选

It's only copying the address that was returned by get string so even though conceptually is the name this program suggests, I really just want to make a copy so that maybe I can make one version of D-A-V-I-D or F-O-O all uppercase or all lowercase or I want to spell check, something.

而只是复制GetSting返回的地址,虽然这个程序表示的名称，我只想做一个拷贝,以便我可以做一个D-A-V-I-D或者F-O-O的版本,大写的或者小写的,或者拼写检查之类的。

哈佛公开课 - 计算机科学课程节选

So I want to propose that the literary traditions' renaming of this piece from A Mask to Comus is more than just a slip, or more than just a random shift of terms or of names.

所以我想提出,从面具到Comus的文学传统的重命名,不仅仅是一个失误，更不仅仅是一个术语或名称的随机变化。

耶鲁公开课 - 弥尔顿课程节选