I didn't expect it to do this. If you understand why it did what it did, you're half way there.

这样运行的啊，如果你能弄明白为什么,它这么运行，你已经完成了差不多一半了。

麻省理工公开课 - 计算机科学及编程导论课程节选

Can you still understand what it was you were trying to do?

你能依然明白,代码的含义么？

麻省理工公开课 - 计算机科学及编程导论课程节选

Because of that you can do the following experiment, and it's a simple experiment, it's simple to understand, but the concept is very important so I encourage you to think about it and make sure you understand it.

我们可以做一个实验,这是一个非常简单容易理解的实验,但是这个实验验证的概念非常重要,我希望你们能够仔细思考,并且能够掌握

耶鲁公开课 - 生物医学工程探索课程节选