"We really tried to keep narrative flows going so it didn't get too convoluted, because I lose track of that stuff."

VOA: standard.2010.05.19

So you can't do this, because you're going to lose track of the numbers if you do that.

你不能这样做，因为你那样做，你将会和,这些数字失去联系。

哈佛公开课 - 计算机科学课程节选