Today,we present the second of two programs about the Old American West.

VOA: special.2010.03.17

Some programs won't stop until you're old and gray. And these are really different efficiencies, and we want to give you a sense of how do you reason about those different kinds of programs.

头发花白之前是不会停的,这些是因为它们的效率不同,我们想要给你们理解,这些程序之所以,表现不同的原因。

麻省理工公开课 - 计算机科学及编程导论课程节选

Some programs run overnight. Some programs won't stop until I'm old and gray.

有些程序知道我老之前是不会停的,甚至有些程序直到你们。

麻省理工公开课 - 计算机科学及编程导论课程节选