The surprise visit came at a time when the United States and other countries have been putting more pressure on North Korea.

VOA: special.2009.08.08

At a time when beards meant a great deal religiously, he's telling the men to shave off their beards.

在当时人们把大胡子当做虔诚的象征,彼得却叫人把胡子都刮了

耶鲁公开课 - 欧洲文明课程节选

but it's just like a time when they really took the care to look at how to construct things.

但它代表了一个时期，那时他们真正关注搞建筑的方法。

我喜欢的建筑物 - SpeakingMax英语口语达人

Benjamin Hooks was born in Memphis,Tennessee, at a time when the southern city discriminated against blacks in all areas of public life.

VOA: special.2010.04.24

Is that writer living at a time when Native Americans are still living in Connecticut or owning Connecticut?

作者是否能找到,美国土著人还住在康涅狄格州的时候？

耶鲁公开课 - 旧约导论课程节选

For example,she wore men's pants as clothing at a time when women wore only skirts or dresses.

VOA: special.2009.09.20

Peter the Great was a huge sort of power-forward-sized guy at a time when people were very small.

在那个民众极端渺小的时代,彼得大帝却手握重权

耶鲁公开课 - 欧洲文明课程节选

He called it "the height of irresponsibility" at a time when they were asking taxpayers for help.

VOA: special.2009.01.31

I just go down the list selecting the smallest person at a time and then I repeat, repeat, repeat but when we actually did out the math or kind of reason through it, the running time, the asymptotic running time of bub-- of Selection Sort was also what?

只需要遍历列表，每次找出最小的元素,然后重复上述步骤，但从数学角度看,选择排序的时间复杂度,又是多少呢？

哈佛公开课 - 计算机科学课程节选

She wrote important stories at a time when women had few social or political rights.

VOA: special.2010.04.25

But Hobbes lived at a time when the modern system of European states even as we understand them today, was just beginning to emerge.

霍布斯生活在一个时代,这个时代中，现代欧洲国家,就像我们今天理解的这样，已经快要出现了。

耶鲁公开课 - 政治哲学导论课程节选

"At a time when the global population is growing, our global climate is changing.

VOA: special.2009.11.23

In an effort to get more to keep the economy from collapsing at a time when at a time of great concern about the structure of the financial system.

在一种得到更多的努力中,预防经济在一种时期中崩溃，这个时期是,人们都很担忧,金融系统的结构。

耶鲁公开课 - 金融市场课程节选

He told students it was time for them to learn what it means to be a human being on Earth at a time when every living system was failing.

VOA: special.2009.06.05

Now this was nineteen-eighty-two, quite a long time ago, at a time when people really weren't paying much attention to calories like they are now, so you'd expect the errors to decline as time goes on and there's some evidence of that, but they're errors nonetheless.

这是1982年的实验,很早之前了,当时的人们并不像今天的人们一样,那么关注卡路里,所以你会预计误差会随时间推移而减小,有证据证明了这一点,但误差仍然存在

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

At a time when many schools have cut back on their physical education programs, Calvary's weekly hike day is unique.

VOA: standard.2010.06.25

And concomitantly a second reason is that that Civil Rights revolution also brought, through its process, a huge discovery at the same time of Northern racism, when Martin Luther King brought the movement to Chicago and nearly got killed doing it.

还有第二个理由就是,民权运动的经过也带来了一个大发现,那就是北方的种族主义,当马丁路德金把运动带到了芝加哥,他差点因此丧命

耶鲁公开课 - 美国内战与重建课程节选

But Warren says the good news comes at a time when researchers are facing a big obstacle - limited funding.

VOA: standard.2010.07.15

In contrast when we're looking at a p orbital, so any time l is equal to 1, and you look at angular part of the wave function here, what you see is the wave function either depends on theta or is dependent on both theta and phi.

相反当我们看ｐ轨道时，任何时候ｌ等于１,你们看它的角向波函数，你们可以看到它要么是和theta有关,要么是和theta和phi都有关。

麻省理工公开课 - 化学原理课程节选

At a time when Country-pop is dominating the genre, the label allowed Easton to stay true to his traditional roots.

VOA: standard.2010.04.09

It is being written and redacted at a time when there is a king in Israel, there have been kings in Israel, and it is providing laws for the construction of an ideal monarchy.

它是在以色列有国王的时候写成并编辑的，以色列曾有过国王，它为建立君主理念提供了律法。

耶鲁公开课 - 旧约导论课程节选

"At a time when we're fighting two wars and facing a serious deficit, this would have been an inexcusable waste of money.

VOA: standard.2009.07.21

At my old age, I can spend my time" "When I was a young man, that's all I did.

活到这把年纪，我可以把时间花在．．．,当我还是小伙子时，脑中总是性。

耶鲁公开课 - 政治哲学导论课程节选

He says that sends an important signal to the world at a time when the Iraqi government is being tested at home.

VOA: standard.2009.11.08

So that line was certainly written not by Moses; it was written by someone at a much later time who's looking back and referring to the time when the Canaanites were in the land.

所以这句话，绝对不是摩西所写;,是后人，以后世的角度描写,那时候Canaanites居住在那片土地上。

耶鲁公开课 - 旧约导论课程节选

"At a time when the headlines are filled with challenges, the relationship between the United States and India is a good news story.

VOA: standard.2009.07.20

Economists say India has bought gold to diversify its assets and hold fewer dollars at a time when the U.S.currency is weakening against other currencies.

VOA: standard.2009.11.06

And,these are occurring at a time when the global economic crisis is making it more difficult to maintain good health, especially in the developing world.

VOA: standard.2009.05.18

All of this comes at a time when Poland's confidence in the U.S.is waning.

VOA: standard.2009.10.22

Some human rights groups and Roma leaders say the attacks come at a time when right-wing extremists are searching for scapegoats for Hungary's current economic crisis.

VOA: standard.2009.08.22