What have we done over the last three or four lectures? We've started introducing you to classes of algorithms. Things that I'd like you to be able to see are how to do some simple complexity analysis.

我们在过去三节或四节课中讲了什么？,我开始向你们,介绍算法的类型,我想你们知道的是,如何做一些简单的复杂度分析。

麻省理工公开课 - 计算机科学及编程导论课程节选

where I would have, I think four classes one after the other on Wednesdays.

在那一段时间，我在周三会连续上四节课。

耶鲁的忙碌生活 - SpeakingMax英语口语达人

So just very briefly, the courses-- each student takes four courses in the fall, four courses in the spring and then the capstone course.

简介一下课程-,每位学生秋季上四门课，春季上四门课，然后是总结性课程。

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Twenty,25% percent of you might end up with some sort of a C.

还有四分之一的人以70分结课。

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And so, I'm going to include four guest lecturers.

因此我将在这门课中请到四名客座讲师

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We'll see you in section starting this Thursday.

我们在本周四的课上再见

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And that they are not these four separate subjects that you have to consider.

在这节课上，你不能孤立地考虑这四门学科。

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