Scientists say an experimental vaccine reduced the risk of infection in human beings by thirty-one percent and was safe.

VOA: special.2009.10.13

And by his smile, I knew that sullen hall,-- By his dead smile I knew we stood in Hell.

看着他的笑，我想起了阴沉压抑的礼堂-,看着他的笑，我想起了阴沉压抑的礼堂。

耶鲁公开课 - 现代诗歌课程节选

He had just come from writing the music for a number of masks by the celebrated playwright and mask-writer Ben Johnson.

他刚刚为著名的剧作家和面具作者本约翰,写的《面具》作了很多曲。

耶鲁公开课 - 弥尔顿课程节选

The I.M.F.predicts developing economies will continue to grow for the year, but only by about one and one-half percent.

VOA: special.2009.04.24

Seventeen against thirty, twenty-four against thirty And by this stage I've got nothing the rest of that list in.

这个列表中已没有任何元素了,那么我可以将那个列表里剩下的元素,添加进去。

麻省理工公开课 - 计算机科学及编程导论课程节选

President Obama said educational success and economic well-being are linked, especially in a world economy driven by information and technology.

VOA: special.2010.08.12

And again, you don't teach an animal to play Ping-Pong by waiting for it to play Ping-Pong and then rewarding it.

同样，你并不能通过等待动物打乒乓球,然后给其奖励,来使动物学会打乒乓球。

耶鲁公开课 - 心理学导论课程节选

The American Folk Art Museum in New York City has several rich and inventive drawings by the self-taught artist Martin Ramirez.

VOA: special.2010.04.14

Nutrition is considered the process, the behavioral process by which people require--acquire nutrients, and use them to promote vital activities.

营养作用就是营养的供给和摄取,也就是人们摄取营养,并将其转化为生命力的行为过程

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Prayers will be offered by Joseph Lowery, a well-known civil rights leader from Atlanta, and by Rick Warren.

VOA: special.2009.01.19

They became more self-sufficient, less dependent on other people as rated by themselves and as rated by their family members.

变得更加自立，更少依懒他们，不论是他们自己,还是家庭成员的评估都是如此。

哈佛公开课 - 幸福课课程节选

The name of that song is "Dang Me." It was written and recorded by Roger Miller in nineteen-sixty-five.

VOA: special.2010.10.03

This is by the way--just because one can make this claim and, I think, make it stick in certain cases, doesn't mean that the proposition is any less outrageous.

还要指出的是　就算有人提出了这种理论，有些情况下甚至能说通，并不说明这种说法就能让人接受了。

耶鲁公开课 - 文学理论导论课程节选

Scientists say an experimental vaccine reduced the risk of infection in humans by thirty-one percent and was safe.

VOA: special.2009.09.30

Even though the best response is pretty complicated-- and by the way, obviously the things are symmetric for Payer II.

虽然最佳对策是很复杂的,顺便说一下 选手2的情况也明显是这样

耶鲁公开课 - 博弈论课程节选

The researchers said tPA improved the chances of a successful result by thirty-one percent and produced no change in the death rate.

VOA: special.2009.09.22

I wanted to list a few errors that are well-known and that are exploited by unscrupulous people in finance.

我先罗列一些大家熟知的错误,这些错误常常被无良的人在金融领域中利用

耶鲁公开课 - 金融市场课程节选

Barack Obama's inaugural ceremony will include poetry by Elizabeth Alexander and music by singer Aretha Franklin, violinist Itzhak Perlman and cellist Yo-Yo Ma.

VOA: special.2009.01.19

You see the difference in electronegativity, square it, multiply it by one-quarter and raise that to the power e.

你看到了电负性的差异，开方，乘以四分之一,在移到e上去做指数。

麻省理工公开课 - 固态化学导论课程节选

That is,this kind of pull-yourself-up-by-your-bootstraps, that with enough determination and hard work that you can transcend limitations of money or class or gender.

VOA: special.2010.03.08

And so I repeat, and so I repeat and one of the visuals meant to be conveyed by this-- this scale here is now I know that this guy is the smallest.

一次又一次地重复这样的比较,这个天平在此传达的信息是,我知道了这个杯子是最轻的。

哈佛公开课 - 计算机科学课程节选

Today,Special English broadcasts thirty-minute programs by shortwave and medium wave sixteen times a day around the world.

VOA: special.2009.10.16

Interestingly enough--and you ever wonder this?-- sometimes somebody will wander by a keyboard and say, That's odd.

有趣的是,你们没怀疑过吗,有时某些人会围着键盘端详,然后说,那真奇怪

耶鲁公开课 - 聆听音乐课程节选

He was a big star. Now he is fifty-seven and damaged by too much alcohol, too many cigarettes and not enough inner strength.

VOA: special.2010.02.22

Two-- that which is eternal or non-physical can only be grasped by the eternal and the non-physical.

前提二,永恒和非现实的事物只能被,永恒和非现实的事物所认知

耶鲁公开课 - 死亡课程节选

But it did not want to violate a limit on so-called electioneering communication by corporations and unions within thirty days of a primary election.

VOA: special.2010.03.12

In a working-class family, an immigrant working-class family in particular, by the '30s and '40s,a child meant income, a child meant a worker.

在三十和四十年代的工人阶级家庭,特别是外来移民的工人家庭,一个孩子意味着收入增加,意味着增加了一名工人

耶鲁公开课 - 美国内战与重建课程节选

"And ultimately saved, though,by -- " "And ultimately saved, of course,by the white, I don't know,soldier."

VOA: special.2010.03.01

I want to finish this discussion by including the anti-bonding orbital, and this is a tip for you when you're drawing your molecular orbital diagrams, any time you draw a bonding orbital, there is also an anti-bonding orbital that exists.

我想要以包含反键轨道,来结束这个讨论，告诉你们一个,画分子轨道图的小技巧，任何时候你画一个成键轨道，都会存在一个反键轨道。

麻省理工公开课 - 化学原理课程节选

There are encoding regions called exons and those are interrupted by non-coding regions called introns.

编码蛋白质的部分叫外显子,外显子被不编码蛋白质的内含子打断

耶鲁公开课 - 生物医学工程探索课程节选