Farmers may not be able to prevent natural disasters, but they can at least try their best to reduce losses.

VOA: special.2010.02.09

It's contracting so the Fed is trying to prevent a serious recession by cutting interest rates; they've been cutting them rapidly.

它在减小,所以美联储正在试图阻止一个因为利率缩减,而产生的严重的经济衰退；,但是他们最近一直在降低利率。

耶鲁公开课 - 金融市场课程节选

so it's about sort of war and peacekeeping and how you can prevent conflict and things like that.

内容就是关于战争，维和，还有如何防止出现冲突等等。

想进布朗的话 - SpeakingMax英语口语达人

But in the late sixties he went to report on the war to prevent a communist takeover of South Vietnam.

VOA: special.2009.08.16

In order to keep the currency convertible they had to keep interest rates high to prevent people from demanding the gold.

为了保持货币的转换性,他们不得不将利率提高,以防人们向他们索求金子的兑换。

耶鲁公开课 - 金融市场课程节选

Israel says the purpose is to keep weapons out of Gaza and to prevent rocket fire into the Jewish state.

VOA: special.2010.06.05

You would have this initial response, now that initial response might be too slow to prevent you from getting chickenpox.

你对水痘病毒产生初始应答,这种初始应答可能,过于缓慢,无法预防水痘

耶鲁公开课 - 生物医学工程探索课程节选

University of Arizona extension experts say covering plants and small trees with cloth or paper can help prevent frost damage.

VOA: special.2010.01.12

Most editors of Milton tell us that the word prevent in this line retains its original Latin meaning as you can see on your handout.

大多数编者告诉我这一行的阻止一词,保留了拉丁文的原意，你们可以在讲义里看到。

耶鲁公开课 - 弥尔顿课程节选

The American Cancer Society says governments can do things to help prevent the increase in cancer cases and deaths.

VOA: special.2009.03.02

You got to assign a dollar value to know whether you want to prevent those deaths by banning the use of cell phones in cars.

你必须用金钱来衡量,是否需要禁止司机使用手机,来避免此类事件发生。

耶鲁公开课 - 公正课程节选

But one possibility, he says,is that it may take time away from sports or other activities that could help prevent depression.

VOA: special.2009.03.10

Similarly,I believe that if we wish to prevent drug abuse in teenagers who grow up in a neighborhood that puts them at risk, the effective prevention is not remedial.

同样，如果我们要防止,青少年受不良的社会环境影响,而滥用药物的情况，但预防的效果不佳。

哈佛公开课 - 幸福课课程节选

To prevent that from happening, American Secretary of State John Hay proposed what became known as the "Open Door" policy.

VOA: special.2010.07.29

I'm talking about trying to prevent suffering and prompt for people who don't want to going on living themselves or in the case of babies allowing parents to make that judgment for themselves and their family.

我所做的是为了防止痛苦,或是帮助那些不愿,活下去的人们,或是让上述例子中的孩子的父母,能够作出决定，为他们自己，也为这个家庭。

普林斯顿公开课 - 人性课程节选

Scientists say the auxin has an indirect effect on buds on the side of the stem to prevent branching.

VOA: special.2009.10.13

And which, in the case of England, the civil war was largely fought, to a great extent anyway, trying to prevent the English monarchy from taking on characteristics of those emerging absolute states on the continent.

其中之一是英国,［1648年的英国内战称之为 "英国资产阶级革命"］,这在很大程度上,是为了阻止英国的君主制,转变为欧洲大陆上新兴的绝对主义

耶鲁公开课 - 欧洲文明课程节选

The project also works to prevent languages from dying out by identifying the most threatened areas where languages are disappearing.

VOA: special.2009.12.02

It's not merely a negative thing the way I think modern ideas about law, as for instance, represented in the American Constitution are, which is to say, its function is to prevent wrong doing, to punish wrong doing.

我的理解是,这里的法律,不仅仅指当今的法律条款,比如美国宪法所代表的那些内容,也就是,行使防范错误行为,以及惩罚错误行为的职能

耶鲁公开课 - 古希腊历史简介课程节选

It is usually much better to prevent a problem from happening than it is to find ways to solve it.

VOA: special.2009.08.30

And you can kick it down the road ... but somebody down the road... I think it's very important to make the tax cuts permanent to prevent the taxes from increasing It would be really a large drag on the economy.

你可以视若无睹,但总得有人来。,我认为，长期实行减税政策十分重要,这样可以避免税率增加,否则会极大地阻碍经济发展。

斯坦福公开课 - 经济学课程节选

A doctor examined Brown. He reported that Brown's wounds were not serious enough to prevent the trial from starting.

VOA: special.2009.07.02

That goes back to that idea of sort of discipline coding. It's easy to have assumptions about what you think are going to come into the program when you writ it. If you really know what they are use them as search, but if you think there's going to be some flexibility, you want to prevent the user getting trapped in a bad spot, and exceptions as a consequence are a good thing to use.

这又回到了规范编码的想法上来了,在你写代码的时候考虑,什么会进入你的代码的思考是简单的,如果你真的知道,他们是用他们来做搜索的,而你希望有一定的灵活性，你想要阻止用户,陷入一个艰难的境地,那么异常是非常实用的。

麻省理工公开课 - 计算机科学及编程导论课程节选

The experts said women who wish to become mothers should take folic acid to prevent problems in their babies.

VOA: special.2009.04.21

Maybe it won't now that we have better plans to prevent things like that, but suppose it did happen.

也许现在不会，我们有更好的方案,阻止这种事情发生，假设它真的发生了。

耶鲁公开课 - 金融市场课程节选

For example,a group called Shark Safe helped prevent the killing of sharks at a fishing competition in Florida earlier this month.

VOA: special.2009.06.16

In other words, lower the amount insured below the actual value of the house to prevent moral hazard.

换句话说，将房屋的保险价值低估于其实际价值,以此来防范道德风险。

耶鲁公开课 - 金融市场课程节选

He wanted to prevent the South from shipping its agricultural products to other countries in exchange for industrial goods.

VOA: special.2009.09.10

And he tries to "prevent" them with his humble ode.

弥尔顿努力想用谦逊的颂歌来“阻止“他们。

耶鲁公开课 - 弥尔顿课程节选

If you're trying to prevent a disease that only occurs at a rate of 20 per 100,000 people you have to give the vaccine to millions in order to see if the number goes down.

如果你尝试去防治一个,发病概率为十万分之二十人的疾病,那么就必须将疫苗分发给数百万人,以观察疫苗能否降低发病率

耶鲁公开课 - 生物医学工程探索课程节选