In five of them, the rate at which fish are being taken out of the sea has dropped to a level that should let the populations recover.

VOA: special.2009.09.08

Then it dropped to about 1100 a little over a year later.

但是，一年多时间里又跌回1100点。

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

By 1970. this had dropped to less than 1.2.

而到了1970年，这个数字就下降到1。2以下。

麻省理工公开课 - 计算机科学及编程导论课程节选

The temperature often dropped to sixty degrees below zero Celsius.

VOA: special.2009.02.11

So, this just shows as the vaccine was distributed, given to more people, that prevalence of the disease dropped dramatically.

因此,这表明随着疫苗的推广,以及接种人数的增加,该疾病的患病率显著降低

耶鲁公开课 - 生物医学工程探索课程节选

Beatrice dropped to the ground.

VOA: special.2009.05.30

Bill and I gone to school together, Bill dropped out.

比尔和我一起入学的，他辍学了。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

the rate has dropped to 83 per 1,000,down sharply from 124 a decade ago.

VOA: standard.2009.11.10

The reason that countries dropped the gold standard was that under the effort to keep the currency convertible into gold they were worsening the depression of the 1930s.

这些国家放弃金本位制度,的原因在于，伴随着保持,货币与金子的转换功能,三十年代的大萧条正在被加深。

耶鲁公开课 - 金融市场课程节选

Thirty years later, it had dropped to about 78,000.

VOA: standard.2009.10.27

Dropped out, Junior Year, to fight, to destroy slavery.

在高年级辍学,为了摧毁奴隶制而战斗

耶鲁公开课 - 美国内战与重建课程节选

The company's shares recently dropped to a four-week low.

VOA: standard.2009.10.15

This is impressive: he dropped out of both Dartmouth and Harvard, and he did so to take laboring jobs, each time enacting a conflict between intellectual life and manual labor that would be a persistent and central theme of his poetry.

令人印象深刻的是，他从,达特茅斯学院和哈佛大学都辍学了,来劳作，每一次都在,脑力劳动和体力劳动间发生矛盾,这也是他的诗歌的核心主题。

耶鲁公开课 - 现代诗歌课程节选

In the new study, they randomly assigned patients to get AIDS medicines when their CD4 count hit 200, the standard procedure, or to get the antiretrovirals earlier, when their CD4 had only dropped to 350.

VOA: standard.2010.07.21

I've added the ability to have more complex data structures here. But I dropped a hint in the first lecture about what you could computer with things. In fact if you think for a second about that list, you could ask what can I compute with just that set of constructs?

我添加了使用更复杂的数据结构的能力,但是我在第一节课给大家了了一个,关于你可以用什么来做计算的暗示,实际上如果你思考,这个列表一会儿的话,你会问我可以用？

麻省理工公开课 - 计算机科学及编程导论课程节选

The value of stock for the Montgomery Ward store dropped from eighty-three dollars to fifty in a single day.

VOA: special.2011.02.17

It dropped dramatically in the period from 1954-- this is these filled black bars refer to this axis, polio cases per 100,000 population dropped down to only three or four cases by 1956.

患病率在一九五四年后的,一段时间里急剧下降,该坐标轴上的这些黑色柱形图表明,到一九五六年,小儿麻痹症的发病率,已经降低至每十万人中仅三到四人发病

耶鲁公开课 - 生物医学工程探索课程节选

They say funding dropped from about nine hundred thirty million dollars in two thousand seven to eight hundred seventy million last year.

VOA: special.2009.07.29

But, I've dropped that assumption and now I'm going on to assuming that they're taking account of their dependence on each other, taking account of their different expected returns, and taking account of their different covariances and variances; so that's what we've got.

不过我已经放弃了那个假定,我现在假定,我们需要考虑它们彼此间的相关性，它们有着不同期望收益，不同的协方差和方差;,这是我们所学到的。

耶鲁公开课 - 金融市场课程节选

The number of people in the small town of Spencer,Iowa,for example, dropped from eleven thousand to eight thousand in just a few years.

VOA: special.2009.02.23

Five years later, he dropped his radio program to spend more time developing his television show.

VOA: special.2009.10.11

Food supplies dropped. There was little to eat except corn bread and the meat of mules.

VOA: special.2009.11.19

In the East, one storm dropped lots of snow on communities from North Carolina to the New England states on the weekend before Christmas.

VOA: special.2010.01.05

As a young man, Red Adair dropped out of high school to help support his family.

VOA: special.2009.03.22

They were not paid to do this. They earned their money at other jobs, but dropped what they were doing when the fire bell rang.

VOA: special.2009.05.17

So when the fire alarm bell rang, men near the sound of the fire bell dropped what they were doing and rushed out to fight the fire.

VOA: special.2009.05.17

They agreed to give evidence if the government dropped the charges against them.

VOA: special.2010.01.07

He dropped his head to his knees.

VOA: special.2010.02.27

Violence in Iraq has dropped significantly during the past year, but insurgents continue to stage sporadic attacks on security forces and civilians.

VOA: standard.2009.10.26

Prosecutors later dropped all charges. Critics allege that the police acted to discredit and intimidate the anti-corruption organization.

VOA: standard.2009.12.10