"Dopamine is considered a neurotransmitter that is crucial for our ability to perceive rewards and to be motivated in our behavior."

VOA: special.2009.09.16

and work harder and be better like, workers to get the jobs.

并且要更努力地工作，成为更好的雇员来找工作。

中国的影响力 - SpeakingMax英语口语达人

And this poem seemed like one you might find and be able to read yourself, without me there to explain it.

而这首诗似乎是一首,你们自己就可以读懂的，不用我多做解释的诗。

耶鲁公开课 - 现代诗歌课程节选

They also say the new residents should be supervised more closely and should be taught more about medication safety.

VOA: special.2010.06.16

So this was a list of books that some author believed were scripture and should be read by Christians and churches.

所以有些作者认为这一系列书是圣典,基督教徒和教会都应该奉读。

耶鲁公开课 - 新约课程节选

A husband and wife may be divorced and go away from or out of the reach of each other.

VOA: special.2009.07.30

Treat a man as he can and should be, " and he shall become as he can and should be."

一个人能够或应该怎样便怎样待他，他便会成为能够怎样或是应当怎样的人“

哈佛公开课 - 幸福课课程节选

That safety is,and will be,bound up with the safety of the Western Hemisphere and of the seas adjacent thereto.

VOA: special.2011.05.12

We can understand something that's fully random and work out the statistics and be comfortable with that to some degree.

我们能够理解一些,充满随机性，然后通过统计分析来解决的问题,而且一定程度上我们对此也很熟悉。

耶鲁公开课 - 金融市场课程节选

For example, read copies of a group's financial records and be careful of groups with names that sound like well-known charities.

VOA: special.2009.11.02

In class we'll have more data to present to you and we'll be eager to talk about some of the ways that people will be using the site and what the potential impact will be.

课堂上将会呈现更多的数据,我们渴望谈论,人们用这个网站的方法,以及潜在的影响。

麻省理工公开课 - 媒体、教育、市场课程节选

The declaration called on the people of the South to unite and be firm in their opposition to the North.

VOA: special.2009.03.12

It's an everyday occurrence that we can think and reason and feel and be creative, or choose otherwise and have free will.

我们能思考推理,感知创造,或能做出不同的选择,拥有自由意志,都是每天存在的事

耶鲁公开课 - 死亡课程节选

Discoid lupus affects only the skin and can be identified by red marks on the face or neck.

VOA: special.2010.06.15

One of the things that was interesting, when we were talking about the Sooka, was this idea that the Sooka should be weak enough and it would be destroyed if a big storm comes through.

有一件很有意思的事情，我们当时谈到了苏卡这个地方，意识到它其实很脆弱,很可能被即将到来的风暴摧毁。

普林斯顿公开课 - 人性课程节选

Lincoln told southerners: "You think slavery is right and should be extended, while we think it is wrong and should be limited.

VOA: special.2009.07.16

The first one will be above and below the bond axis is where we'll see the electron density, and the second will be perpendicular to that, so it will be a density in front of and behind the bond axis.

第一个是在键轴之上和之下,我们可以看到电子密度，另外一个垂直于它，所以在键轴之前和之后有电子密度。

麻省理工公开课 - 化学原理课程节选

She said she knew what it was like to be starving and to be saved by international aid.

VOA: special.2009.10.16

Be careful, and this is going to be especially complicated and confusing when we get to quantities that have a more obscure meaning like entropy.

大家要小心，如果需要测量的物理量,如熵，没有很明确的意义,那么着可能变得很复杂。

麻省理工公开课 - 热力学与动力学课程节选

He said women must have the right to vote in elections, and be permitted to hold political office.

VOA: special.2009.05.24

We know that this is going to be, by measurement, this is going to be plus and this is going to be minus.

我们知道通过测量，这儿将是正，这儿将是负。

麻省理工公开课 - 固态化学导论课程节选

He says the bacteria can also float around in the air and be easily pulled into the lungs.

VOA: special.2009.10.13

And I want my children and my nieces and my nephews and my students to be American and to be proud of it.

我想让我的孩子，我的侄女,侄子还有学生,做自豪的美国人。

普林斯顿公开课 - 国际座谈会课程节选

Beets much larger than that can be tough and have to be cooked for a long time.

VOA: special.2010.03.02

You could literally be strapped down and be immobile and these connections are what you appreciate and you make connections in your mind.

你可能真的是被捆绑着，动弹不得,你喜欢这些联系,然后在你的脑海里建立起这些联系。

耶鲁公开课 - 心理学导论课程节选

And,they urge that mills and roads be built or rebuilt to process and carry grains to market.

VOA: special.2010.03.30

but you gotta be willing and able to be decisive, you know, when you are not, the patients not gonna make it if you just stand there.

但你必须主动,而果断，要不然仅仅，袖手旁观,病人是无法痊愈的。

普林斯顿公开课 - 领导能力简介课程节选

Most of these companies say their work should only be used as models and should not be turned in as a finished work.

VOA: special.2009.04.23

It's natural in the sense that we have a fundamental unalienable right that there be property, that the institution of property exist and be respected by the government.

自然权利是说财产权是基本的不可剥夺的,正因为它是这样的权利，所以有产权制度存在，并被政府所尊重。

耶鲁公开课 - 公正课程节选

There will be success and there will be failure.

既然有成功,就会有失败

耶鲁公开课 - 古希腊历史简介课程节选