And so he said, if you start off with a male and a female, at the end of one month they have an offspring. Let's assume they have two offspring. At the end of the next month let's assume those offspring have offspring. Again a male and female.

在13世纪的时候想要计算兔子的数量,就是一个月大的兔子,再过一个月就可以进行交配,所以它说如果你一开始有一公一母两只兔子,在一个月末它们就可以生小兔子,让我们假设它们生了两只小兔子。

麻省理工公开课 - 计算机科学及编程导论课程节选

The good news is that we are going to be shifting gears very soon and moving into subject matter unlike anything you have seen in high school, and so you will get a fresh start.

好消息是我们将,马上运行设备并且转向主要课题,不想你在高中所学的任何知识，所以你将有个新的开始。

麻省理工公开课 - 固态化学导论课程节选

So you need to pick that up. It's at the Yale bookstore.

所以你需要开始读这本书，在耶鲁书店里有卖。

耶鲁公开课 - 旧约导论课程节选