"As I have made clear the primary objective of the committee will be to identify lessons learned.

VOA: standard.2009.06.15

Based on the lessons we've been telling if I say *, you know what I have a computer.

基于我们讲过的课程，如果我指明，我有一台计算机。

哈佛公开课 - 计算机科学课程节选