But during last week's conference, experts reported the first decrease in international financing for AIDS vaccine research.

VOA: special.2009.07.29

But the kind of exercise we did last time is a useful exercise for those of you who are Econ majors.

但是我们上节课做的练习,对经济学专业的同学是非常有用的

耶鲁公开课 - 博弈论课程节选

Boy, there's a dumb question, because I've been telling you n log n for the last two lectures the complexity is n log n, but let's see if it really is.

孩子们，这是一个愚蠢的问题，因为前两节课的时候我就已经告诉你们了,复杂度是,但是让我们来看一下是不是真的是这样。

麻省理工公开课 - 计算机科学及编程导论课程节选

The wedding is over quickly, but the feelings for each other have to last a lifetime.

VOA: special.2010.08.09

Adjustable rate mortgages have a long term -they might last for thirty years -but the interest rate is not fixed for the whole thirty years.

可调利率抵押贷款的期限很长,也许会长达30年,但是利率在30年间并不是固定的

耶鲁公开课 - 金融市场课程节选

But the muscle and joint pain can last for weeks or months.

VOA: special.2009.04.13

This is the claim--not that nobody believes they're going to die; that's the one we've been talking about for the last lecture or so--but instead, the claim that everybody dies alone.

这论点是这样的，不同于我们以前所讲的;,没有人相信自己会死亡，而是说每个人都是孤独而死的。

耶鲁公开课 - 死亡课程节选

But although nearly 55 million people came to the United States last year, times were tough for the travel industry.

VOA: standard.2010.05.04

When these tyrannies take place, they last for different periods of time, but when the tyrant is removed, what follows after that is, there is never again in that town a one-man rule of any kind.

当僭主统治步入历史舞台,它走过了很多历史时期,但当它寿终正寝之后,在那座城邦里再也没有出现过,任何形式的独裁者了

耶鲁公开课 - 古希腊历史简介课程节选

But the West is not responsible for the destruction of the Zimbabwean economy over the last decade,or wars in which children are enlisted as combatants,".

VOA: standard.2009.07.11

You've got horses which you need for the army but also which they start slaughtering; you've got cattle but you have enough food to last for maybe a month; there's always a lot to drink because of the caves, that is, the wine cellars that people had, but things get worse and worse.

你有军队所需的马,但是士兵会把马杀来吃,你有牛,但是这些食物只能,维持大概一个月的时间,喝的东西总是不缺的,因为他们有酒窖,就是用来储藏葡萄酒的酒窖,不过事态还是变得越来越糟

耶鲁公开课 - 1871年后的法国课程节选

But negotiations broke down last year over Pyongyang's refusal to accept a verification plan for the declaration it made of it nuclear holdings and activities.

VOA: standard.2009.11.11

All right, so one thing that I want to point out, which I said many, many times on Friday, and this is perhaps the last time I'll say it, but one last time is we can think about why we only see a line for the 2 p orbital, versus we don't see separate lines for a 2 p x, a 2 p y, and a 2 p z.

好的，我还要指出一个问题，这个问题我在上周五已经说了很多很多次了，这可能是我最后一次提到它，但是这最后一次让我们来考虑一下,为什么我们只看到了一条，对应于，2，p，轨道的线,而不是分别对应于，2，p，x，2，p，y，2，p，z，的线？

麻省理工公开课 - 化学原理课程节选

He also asserted the United States and other nations have tried to isolate Iran for the last 30 years, but have failed and will continue to fail.

VOA: standard.2009.12.07

And when I go to the A-1 Toyota for my service or to buy my new Camry, which I've done every four years for the last two decades, I don't always think of a slave market but it does occur to me that--.

当我去丰田A1店,接受服务或购买我的新佳美的时候,过去二十年中我每四年都会去一次,我不是总会联想到奴隶市场,但我确实曾经那么想过

耶鲁公开课 - 美国内战与重建课程节选

His report says human rights abuses occurred for decades in Zimbabwe but that they worsened after the year 2000 and peaked during the disputed elections last year.

VOA: standard.2009.06.21

Second reason we don't want over-qualified students in the class, it sounds a little nasty, but the second reason is, an over-qualified student, somebody who's, I don't know, programmed for Google for the last five years, is going to have an easy time in this course, but we don't want such a student accidentally intimidating the rest of you.

我们不希望高水平的学生来听课,还有一个原因，虽然听起来，有一点儿令人不快，但是第二个原因是，我们不希望，某位我不知道的高手，在为谷歌编写了五年的程序之后，很轻松地上这门课，从而使得周围同学,感到威胁。

麻省理工公开课 - 计算机科学及编程导论课程节选

"But for those who were laid off last month and the millions of Americans who have lost their jobs in this recession, a good trend is not good enough.

VOA: standard.2009.12.06

U.S.Middle East envoy George Mitchell held six days of talks in the region last week trying to find a formula for resuming peace talks, but came up empty handed.

VOA: standard.2009.09.19

"When I found a medieval abbey in France that said they had been baking for 1300 years, but had lost the last monk who knew how to bake bread, I volunteered to come over and bake some bread for them.

VOA: standard.2010.07.16

"Some of you legitimately may have been surprised that such a strong supporter of Israel,for the last 37 years and beyond, but 37 years as an elected official, how I can speak out so strongly, given the ties that I share as well as my country shares with Israel.

VOA: standard.2010.03.11