So all of these assumptions are the same assumptions we studied two weeks ago, or two and a half weeks ago, and which you actually studied in your first homework assignment.

所有的这些假设都与,我们两周或两周半前学过的假设一样,也与第一次家庭作业中的假设一样

耶鲁公开课 - 博弈论课程节选

And we finished that, we went through that whole book within just a couple of weeks,

我们完成了课程，在短短几周内学完了整本书，

和钢琴老师 - SpeakingMax英语口语达人