How many of you have heard the term used before? How may have you heard the term used before in terms of programming languages? Great. For the rest you, don't sweat it. This is a highfalutin term that computer scientists use to try and make them look like they're smarter than they really are.

这里就要引入递归的概念了,你们中有多少人以前听过这个词？,你们中有多少人在编程语言中,用过这个词？,很好，剩下的同学也不要担心,这是电脑科学家们用来让自己,显得更聪明的夸张词汇。

麻省理工公开课 - 计算机科学及编程导论课程节选

Don't sweat the details here, I just want you to see the reason it goes through it.

现在我们注意到，这样做确实不错,这意味着，无论b是偶数还是奇数。

麻省理工公开课 - 计算机科学及编程导论课程节选