This had to be done so the floor of the dam could be built.

VOA: special.2009.08.12

So traditionally, what we've done was we had a very small sales force and we sell some ads.

销售团队规模很小,只靠广告赚钱。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

And I had done well, so I knew that I had a good chance of getting into graduate school,

我的表现也不错，所以，我知道我有很大的机会被研究生院录取，

图书馆经常人很多 - SpeakingMax英语口语达人

"So if they wanted to have a biopsy done, they had to arrive at the hospital with cash in their hand.

VOA: standard.2010.02.02

So what I've done is I've redrawn the picture we just had and blown it up.

我只是把之前的图像给放大了

耶鲁公开课 - 博弈论课程节选

At this point the study had been undertaken, there had been many, many more trials that had been done on cancer in men than there had been done on cancer in women, so there was a political reason for doing it as well.

研究就是基于这一点开始的,但在完成了的癌症实验中,关于男性的实验,要远多于关于女性的,这样做也是有政治因素的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

What we had just done a clicker question on is discussing light as a particle and the photoelectric effect, so we're going to finish up with a few points about the photoelectric effect today.

我们刚才做得课堂表决器那个问题,是讨论光作为一个粒子以及光电效应，所以今天我们将以一些,关于光电效应的观点作为结束。

麻省理工公开课 - 化学原理课程节选

It's just one, nine through 11, which you've probably had done for days now, so you just bring that material and hand it in.

只包括第一节,第九到第十节,这些你可能好几天前就做好了,那你只要带上材料交上来就可以了

耶鲁公开课 - 聆听音乐课程节选

We set up--this is not a new idea, this goes back to China thousands of years ago, but it started to be widely done-- So you had a Civil Service exam that established your competence.

我们建立了，这不是什么新主意，可以追溯到几千年前的中国，但这次开始广泛地实施开来-,你得参加公务员考试来考核你的能力。

耶鲁公开课 - 金融市场课程节选

So it was really cool because it was the first time this play had ever been done,

真是太酷了，因为这部戏剧是第一次在舞台上完成，

记忆犹新的表演 - SpeakingMax英语口语达人

So we created this on-site service program for servicing PCs, which had never been done before.

所以在PC服务方面,我们开启了现场服务项目，这是史无前例的。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

Well, one of the things I think is a sensible thing to do in life is look around at what others are doing, so I looked at what colleges and universities had done in terms of asset allocation.

一种我认为,比较实际的做法就是,关注周围的人在干什么,于是我观察了各个大学,是如何进行资产配置的

耶鲁公开课 - 金融市场课程节选