The World Health Organization says Africa is behind other parts of the world in treating H.I.V./AIDS, tuberculosis and malaria.

VOA: special.2009.06.17

How many of you have seen Henry V in the Laurence Olivier version 1945?

有多少人看过一九四五年版,劳伦斯·奥立佛执导的《亨利五世》

耶鲁公开课 - 古希腊历史简介课程节选

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

The experts say estimates of new H.I.V.infections are down by about fifteen percent in Africa, south of the Sahara Desert.

VOA: special.2009.12.08

And our job is to find out what is the mathematical description of this path, this line in p-V's case that connects these two point.

我们的任务,就是找出，描述这条曲线的方程。

麻省理工公开课 - 热力学与动力学课程节选

These included questions from Rwandan students about subjects like drug use, H.I.V./AIDS and girls in school who get pregnant.

VOA: special.2009.11.12

In the case of France again, they are the work of a brilliant military engineer called Vauban, v-a-u-b-a-n.

例如法国,在佩皮尼昂 里尔 蒙梅迪等地方,这样的要塞城镇随处可见

耶鲁公开课 - 欧洲文明课程节选

In two thousand seven she established the Kay Yow/WBCA Cancer Fund in partnership with the V Foundation for Cancer Research.

VOA: special.2009.03.29

We'v e shown that learning optimism prevents depression and anxiety in children and adults, roughly halving their incidence over the next 2 years.

研究证实，乐观可帮助儿童和成人,预防抑郁和焦虑，使未来两年的发病率降低一半。

哈佛公开课 - 幸福课课程节选

But in the last twenty years, H.I.V.and the collapse of the Soviet Union helped raise death rates in thirty-seven countries worldwide.

VOA: special.2010.05.05

D-A-V-I-D I'm not hardcoding in D-A-V-I-D anymore but I can still use a variable.

我不再把名字写死为,而是用一个变量来代替。

哈佛公开课 - 计算机科学课程节选

That way,H.I.V.-infected women could have plenty of time to get the pouch from a health care provider early in their pregnancy.

VOA: special.2010.05.24

Suppose that in 2010, v.163.com I see a car in a junk lot.

假设2010年，更多公开课到,我在废品站,看到一辆车。

耶鲁公开课 - 死亡课程节选

Also in the top ten causes were infections, including tuberculosis and H.I.V./AIDS, as well as drowning and fire-related deaths.

VOA: special.2009.09.28

So, in fact, as Thucydides tells us beautifully in Book V, when the two armies actually hit each other they have already made a slight turn to the right.

因此,事实上,像修西得底斯在第五册里优雅描述的那样,当两军真正开始接触时,他们已经略微向右转了

耶鲁公开课 - 古希腊历史简介课程节选

He noted in a V-O-A broadcast in Nineteen-Ninety that blacks are singing in opera houses all over America.

VOA: special.2010.03.07

When a particle moves in a circle, it has an acceleration towards the center of this size, v^2 over R.

当一个质点在圆周上运动时,它有一个指向圆心的加速度,v^2 / R

耶鲁公开课 - 基础物理课程节选

They believe the simian immunodeficiency virus,S.I.V., probably crossed from chimpanzees to humans in the last one hundred years.

VOA: special.2009.09.08

And if we talk about electrons or photoelectrons, again we can describe it in terms of energy, we can talk about velocity, and from there, of course, you can figure out the energy from 1/2 m v squared, and actually we can also describe the electron in terms of wavelength.

如果我们谈论电子或者光电子，我们又可以从能量的角度来描述它，我们可讨论速率，从那里，当然，你可以计算1/2，m，v2得出能量值，而且事实上我们也可以,从波长的角度来描述电子。

麻省理工公开课 - 化学原理课程节选

And a program in Peru sends text messages to patients with H.I.V., reminding them to take their medicines.

VOA: special.2010.05.03

Delta v is positive in this direction here, the work is negative. So work on the system is positive. Work done by the system is negative.

功是负的，总而言之,外界对系统做功的符号为正。

麻省理工公开课 - 热力学与动力学课程节选

The American program known as PEPFAR provided the H.I.V.information to include in kits with the napkins.

VOA: special.2009.03.16

So I can make a quantity that I'll call V bar, which is the molar volume, the volume of one mole of a component in my system, and that becomes an intensive quantity.

所以我可以定义，一个叫做一横的量，这是摩尔体积系统中,一摩尔某种组分的体积，它就变成了。

麻省理工公开课 - 热力学与动力学课程节选

Two studies showed ways in which anti-H.I.V.drugs could permit infected women to breastfeed their newborns with less risk of passing the virus to them.

VOA: special.2009.07.29

This is his picture of Charles V at a battle in Germany in 1648.

这是一张查理五世,在1648年德国战争中的画

耶鲁公开课 - 欧洲文明课程节选

"I think people who watch T.V. get a false sense of what happens in real trials."

VOA: special.2009.08.31

ArgV You can think of this variable Arg V as literally an array a sequence of chunks of memory that literally are back to back to back in memory, and when you say bracket zero, by convention, you are referring to the variables stored here.

你可以想象这个变量,按顺序排列的一块块内存,依次地在内存中紧邻着的，当你指明，按照惯例，涉及,存储的变量在这里。

哈佛公开课 - 计算机科学课程节选

In one study,infected mothers began to take three anti-H.I.V.drugs while breastfeeding for up to six months.

VOA: special.2009.07.29

In this case, V = /P. Have two quantities and the number of moles gives you another property. You don't need to know the volume. All you need to know is the pressure and temperature and the number of moles to get the volume.

以及气体的摩尔数,就可以得到第三个量,知道压强，温度和气体的,摩尔数就可以推导出气体的体积,这称为状态方程,它建立了状态函数之间的联系。

麻省理工公开课 - 热力学与动力学课程节选

So if delta v is negative, in this case delta v is negative, OK, delta v is negative, pressure is a positive number, negative times negative is positive, work is greater than zero.

也就是当活塞,压缩气体的时候，做的功是正的，按照这一规定,我们需要在这里，加上一个负号，这是习惯规定。

麻省理工公开课 - 热力学与动力学课程节选