先给大家介绍一则小故事。

First let me tell you a story.

youdao

写一则小广告同时也是本课的难点所在。

Students may have difficulties in writing the ad.

youdao

我曾读过这样一则小故事。

I once read such a little story.

youdao

The Little Magazine was written by, addressed to, new young writers and artists, and they were determined to make trouble.

而小杂志则是由年轻的作者和艺术家所编写，也是为了向这些群体致敬，它的存在就是为了惹火上身。

耶鲁公开课 - 现代诗歌课程节选

And I went to the school where I was a member of a very small minority group.

而在我上的大学里,我则属于一个非常小的少数人群体。

普林斯顿公开课 - 人性课程节选

So this is very similar, this is a kind of recursive thinking we talked about earlier, where we take our problem and we make it smaller we solve a smaller problem, et cetera.

我们则跳过比猜想数小的那个区间,然后我们重复这一过程,跟之前我们讲过的，递归思想非常类似,我们解决问题的时候,先把问题一步步变小，然后解决小问题。

麻省理工公开课 - 计算机科学及编程导论课程节选