I mean we haven't, we don't really have a second version which is constantly... So I guess for most of last school year I just worked on scaling and kind of trying to make it keep up with the increasing load and trying to make it so that we can expand more, adding more schools.

说实话，我们从来没有,第二个版本。,我记得，在上一学年大部分时间里,我都在致力于扩大网站规模,这样是为了应对,不断增长的访问量,我试着完成目标，这样就能吸引更多学校。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

It's basically to get you to load up Python on your machine and make sure you understand how to interact with it.

它基本上让你在你的机器上,装Python语言,并确保你理解如何与它互动。

麻省理工公开课 - 计算机科学及编程导论课程节选