And notice because I have just one line of code inside of each of these branches, what have I clearly omitted?

请注意因为我在每个分支中只有一行代码,显然地我省略了什么？

哈佛公开课 - 计算机科学课程节选

You want to write the specs so that everybody does in fact know what this piece of code is doing, and you're writing it each time around.

但是你得养成良好的习惯和编程风格,你得撰写规范说明从而保证,每个人都知道这段代码是干什么的。

麻省理工公开课 - 计算机科学及编程导论课程节选