And that in the case of constant volume, U in this case that's my delta u, and then I'll H add my little delta n term to get delta H.

这是在等体情形下，此时的到的是Δ,然后我可以加上Δn的项来得到Δ

麻省理工公开课 - 热力学与动力学课程节选

Well, I am from Spain, so I knew I wanted to come to the U.S. because of the system.

嗯，我是西班牙人，所以我知道我想到美国，因为美国的教育体系。

来自西班牙的留学生 - SpeakingMax英语口语达人

Yeah. You're jumping slightly ahead of me, but basically, I'm done when this is equal to 1 right? Because I get down to the base case, so I'm done when b u is over 2 to the k is equal to 1, and you're absolutely right, that's when k is log base 2 of b.

因为这就是最基本的情况了，因此当b/2的k次方等于1的时候就停止了1,你说的太对了，就是k等于b的以2为底的对数的时候,你们都坐的挺靠后的啊，我不知道是不是我讲的不太明白？

麻省理工公开课 - 计算机科学及编程导论课程节选

Now, we saw before, or really I should say we accepted before, that for an ideal gas, u was a function of temperature only.

我们已经看到,或者说我们已经接受这样一个事实，即理想气体的内能只和温度有关。

麻省理工公开课 - 热力学与动力学课程节选

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

Two weeks after the Columbine massacre, Ludlow Colorado I got called before the U.S. Senate Commerce Committee to testify on the relationship of youth culture and violent entertainment.

科罗拉多可伦拜高中枪杀案，事发两周后,美国参议院商务委员会给我打电话,让我参加一场听证会,主题是青年文化和暴力性娱乐的关系。

麻省理工公开课 - 媒体、教育、市场课程节选

And then I finished my high school in the U.S.

然后我在美国念完了高中。

普林斯顿公开课 - 人性课程节选

I've asked them to give a brief presentation about the Masters of Applied Positive Psychology at U Penn, the only master degree, well the first master degree in the world-- there are a couple of others now.

我请他们简单介绍一下,宾州大学应用积极心理学硕士课程，唯一的硕士学位，世界上第一个硕士学位-,目前还有其他几个。

哈佛公开课 - 幸福课课程节选

Some of the most, like famous, I mean, there's General Petraeus who's a big deal in the U.S. military.

有一些人非常出名。例如，美国军队的大人物彼得雷乌斯将军。

知道约翰·纳什吗？ - SpeakingMax英语口语达人

In the meantime, I believe that the U.S. is doing quite a bit of work in terms of raising fuel efficiency standards,

同时，我相信美国在提高燃料效率标准方面做了不少事，

对全球变暖的政策 - SpeakingMax英语口语达人

In fact, I think Baidu answers more queries in China today than Google does in the U.S.

说实话，中国人使用百度搜索的次数,比在美国人使用谷歌搜索的次数还要多。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

I don't know if any of you watched tennis recently, but the U.S. Open has been shown and there's an Oreo advertisement with the William sisters and so you--that's why people know about these foods.

不知道你们最近看没看网球赛,美国网球公开赛上有一则奥利奥广告,是由威廉姆斯姐妹做代言的,人们以这种方式听说这类食品

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

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

The university that I go to now is U of M and it's a very large campus.

我现在上的大学是明尼苏达大学，校园非常大。

在学校的时光 - SpeakingMax英语口语达人

And that way, you'd make a u-turn and then I'd owe you a lot more money,

那样的话，你掉头行驶，我就得付更多钱了。

Is there 实战 - SpeakingMax英语口语达人

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