So, normally at this point, we do actually start class with a little bit of history from alchemy to modern chemistry, but I decided to skip that this year.

通常在这个时候,我们要从一些从炼金术,到现代化学的历史出发正式开始我们的课程。

麻省理工公开课 - 化学原理课程节选

and we design a product from start to finish. And this year, the theme is food, so

我们负责一个产品从头到尾的设计。今年的主题是食品，所以

又有趣又奇特的课堂 - SpeakingMax英语口语达人

Potidaea every year received magistrates who governed their city from Corinth and this was not imposed, this was not by force, this was by mutual agreement.

迁徙地每年都会有科林斯派来,管理城市的行政官,但这并非强制之举,它并不靠武力维持,只是双方的协议

耶鲁公开课 - 古希腊历史简介课程节选

And, likewise, there will be a test running from 1:05 to 1:55: two different tests of comparable difficulty. I did this last year, and the difference in the scores on all three tests 1% was less than 1%.

还有，测试的时间会是,从1点5分到1点55分，两个不同的测试,但是难度差不多，我去年这样做过，3个测试的分数的区别,不到。

麻省理工公开课 - 固态化学导论课程节选

So my challenge to you, and I know Professor Guttag can do this, my challenge to you is, a year from now, come back and look at code you wrote here.

因此我这里有个具有挑战性的任务，我知道Guttag也可能会说这个任务，我的这个任务就是，一年以后，回头来看,你之前写过的代码。

麻省理工公开课 - 计算机科学及编程导论课程节选

HIV infection and AIDS is the one that comes first to mind, and is responsible for this slide, I think this is data from a few years ago, 700,000 deaths per year.

IV感染和艾滋病是我们第一个想到的,在这幅幻灯片上也提到了,我想这是几年前的数据了,每年死亡七十万人

耶鲁公开课 - 生物医学工程探索课程节选