Smith says U.S.officials should move quickly to create incentives for U.S.panel makers to open new factories in Florida and other states.

VOA: standard.2009.10.27

So dS for u and V fixed is greater than zero.

所以当内能u和体积V固定时，dS大于零。

麻省理工公开课 - 热力学与动力学课程节选

Yeah, so first of all, I always wanted to, at least, stay for a while in the U.S.

首先，我一直就想，想在美国至少呆一段时间。

一见钟情的学校 - SpeakingMax英语口语达人

That attack makes August the deadliest month for U.S.forces in Afghanistan since the Taliban-led government was ousted in 2001.

VOA: standard.2009.08.29

So in this course, I'll try and use "U" for utile, to be Player i's payoff.

在本课中,我用符号U来表示参与人的收益

耶鲁公开课 - 博弈论课程节选

Asked what the new treaty means for U.S-Russia cooperation on the Iranian nuclear issue, Secretary Clinton referred to recent in depth consultations.

VOA: standard.2010.03.26

And the bigger lesson from that is that entropy, unlike energy u or enthalpy H, we could define an absolutely number for it.

热力学第三定律的一个更重要的推论是,与内能和自由焓不同，我们可以给上定义一个绝对的数值。

麻省理工公开课 - 热力学与动力学课程节选

He has designed clothes for U.S.Secretary of State Hillary Clinton and the late singer Michael Jackson.

VOA: standard.2010.01.31

Here is the price-earnings ratio for the U.S. stock market from 1881 to the present-- this is also on that spreadsheet that you have on the website.

这是美国股票市场的市盈率,从1881年至今,这份数据也在网站上的电子数据表上

耶鲁公开课 - 金融市场课程节选

"So it would be a very bad thing for U.S.interests and U.S.allies in the region."

VOA: standard.2010.03.18

For example, a portion of pasta according to the U.S. Department of Agriculture would be about the amount of pasta that would be the size of a tennis ball.

比如说,意大利面的每日摄入量,根据美国农业部,是如此的份量,大概和网球一样大小

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

International routes have become more profitable options for U.S.airlines struggling under a weakening domestic economy.

VOA: standard.2009.06.13

If you think of two towns down here, Brive,b-r-i-v-e,famous for its rugby, and Tulle,t-u-l-l-e,which is a capital.

如果你可以想起来这儿的两个城镇,布瑞福,b-r-i-v-e,以英式橄榄球运动而负有盛名,图勒,t-u-l-l-e,是一个省的首府

耶鲁公开课 - 1871年后的法国课程节选

RFI broadcast an interview with the spokesman for U.N.peackeepers in eastern Congo who said army deserters were complaining about ethnic conflict and nonpayment of salaries.

VOA: standard.2009.08.12

that is bringing cases against the U.S. military for holding these people illegally.

但它打的官司都是针对做出非法扣押行为的美国军队，

在哪都可以实习 - SpeakingMax英语口语达人

Asked if Kuwait is ready to take such steps, Deputy Prime Minister al-Sabah stressed Kuwaiti support for U.S.-led peace efforts but would not be specific.

VOA: standard.2010.04.30

In contrast, if you look at a U.S.City, ten years ago in 1997 for example, then people still died but they didn't die predominantly from infectious diseases.

相反,我们看美国的城市,例如在十年前,即一九九七年,人们还是会死亡,但是最主要的死因不再是感染性疾病

耶鲁公开课 - 生物医学工程探索课程节选

Clinton met with U.S.Embassy leaders, as well as the top military commander for U.S.

VOA: standard.2009.11.18

and the same for favour, they spell f-a-v-o-r, we put u in it,

同样地，对于发烧这个单词，他们拼写成f-a-v-o-r，我们要加一个u在里面，

美式英语和英式英语 - SpeakingMax英语口语达人

Zhou Shijian, A Senior Fellow at the Center for U.S.China Relations at Tsinghua University,agrees.

VOA: standard.2010.06.21

PROFESSOR BAWENDI: So the question was, for an isothermal expansion, delta u does not change, therefore, The answer is that's true only for an ideal gas.

你的问题是，在等温过程中，内能是否，这只对理想气体成立。

麻省理工公开课 - 热力学与动力学课程节选

But the news is not all bad. The Commerce Department reports orders for U.S.

VOA: standard.2009.04.02

I managed to find price indexes for Norway and Netherlands going back to 1890 and compared that with the U.S.

我找到了挪威和荷兰1890年的,价格指数数据,和当时的美国作比较

耶鲁公开课 - 金融市场课程节选

troops to Afghanistan, there has to be an exit strategy for U.S.

VOA: standard.2009.03.23

For isothermal expansion, that means that delta u does not change, but delta q is equal to delta w?

在等温过程中，是不是内能不变，Δq等于Δw？

麻省理工公开课 - 热力学与动力学课程节选

The French leader also had a warm welcome for U.S.President Barack Obama.

VOA: standard.2009.04.04

We might ask for people from the U.S. and people outside the U.S.

也可以比较美国人和外国人的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

President Obama also talked about Afghanistan, where U.S.and NATO forces face a strengthened insurgency and a rising casualty count, July being the deadliest month ever for U.S.troops there.

VOA: standard.2010.08.02

So, I just want to write a few examples down with a few values for delta u or delta H or delta S, and see whether we can get any clues from what we see.

我先写一些例子,例子包含一些内能，自由焓和熵的变化数值，然后看从中,我们能不能得到一些启示。

麻省理工公开课 - 热力学与动力学课程节选

So delta u of reaction is approximately equal T to negative Cv for the calorimeter times delta T.

所以反应的ΔU近似等于,负的量热计的Cv乘以Δ

麻省理工公开课 - 热力学与动力学课程节选