"Every time we come close to passing health insurance reform, the special interests fight back with everything they have got.

VOA: standard.2009.08.12

You know ,why am I wasting time passing things around.

你们知道，为什么我在浪费时间传递数据。

哈佛公开课 - 计算机科学课程节选

You know ,why am I wasting time passing things around.

你们知道，为什么我在浪费时间传递数据。

哈佛公开课 - 计算机科学课程节选