India,for example, has promised to cut emissions by at least twenty percent from two thousand five levels by two thousand twenty.

VOA: special.2009.12.26

In fact, you'll find the probability of this happening 3% is only about 3 percent, of it happening just by accident.

实际上你会发现,出现这种情况的概率是，所以说他们的实验结果完全是偶然的。

麻省理工公开课 - 计算机科学及编程导论课程节选

Okay. How many people would say they were off by an average of zero to ten percent?

多少人低估了,平均从0到10%

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

His goal is to increase the percentage of college graduates from forty percent to sixty percent by the year twenty-twenty.

VOA: special.2010.08.12

From the standpoint of your genes, you dying for the life of three brothers is an excellent compromise 50% because the genes replicate by fifty percent more.

从你自身基因的角度看，你为了三个兄弟牺牲自己,是非常好的折中,因为基因复制超过。

耶鲁公开课 - 心理学导论课程节选

The owners of the historic building say a planned make-over will reduce energy use in the building by thirty-eight percent.

VOA: special.2009.05.22

Less than one percent, less than one percent of the real and personal property, in both South and North by the 1850s, was held by approximately fifty percent of free adult males.

不到百分之一,不到百分之一的不动产和动产,在十九世纪五十年代的南方和北方一样,由大约百分之五十的自由成年男性持有

耶鲁公开课 - 美国内战与重建课程节选

The Skin Cancer Foundation says use of tanning beds in youth increases a person's risk of developing melanoma by seventy-five percent.

VOA: special.2010.07.06

By our informal count, however, we and the Afghan commandoes we work with were stopped on 70 percent of our attempts because we could not achieve the requisite 11 approvals in time.

粗略估算了一下，与我们一道工作的阿富汗突击队,有70%的尝试都失败了,因为我们不能按时拿到所需的11个批准。

普林斯顿公开课 - 国际座谈会课程节选

The group reported in March that employers expected to increase hourly wage offers for college interns by five percent from last year.

VOA: special.2009.06.25

Percent" Means divided by 100 in Latin, so 100% is one.

ercent在拉丁语里就是除以100的意思,所以100 Percent就等于1

耶鲁公开课 - 金融市场课程节选

The group says the cremation rate is expected to increase to almost fifty-nine percent by two thousand twenty-five.

VOA: special.2009.12.11

Again, you can't even correct for it because, let's just say, the whole population overestimated calories and things were underestimated by 30% percent, well then you just put in that correction and you know what you got.

你甚至无法纠正这个误差,因为,比方说,整个总体人群都高估了卡路里,或者都低估了30%的卡路里,研究人员纠正误差才能得到正确数据

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

They found that a city with only white rooftops could reduce the urban heat effect by thirty-three percent.

VOA: special.2010.03.02

They said the overall strength of storms measured by wind speed might increase two to eleven percent by the year twenty-one hundred.

VOA: special.2010.08.24

It also found that every additional friend can decrease loneliness by about five percent, or two and a half fewer lonely days.

VOA: special.2009.12.22

Scientists say an experimental vaccine reduced the risk of infection in humans by thirty-one percent and was safe.

VOA: special.2009.09.30

World trade is expected to drop eleven percent this year, after expanding by three percent last year.

VOA: special.2009.04.24

But every additional friend can decrease loneliness by about five percent, or two and a half days.

VOA: special.2010.01.06

We are planning on becoming carbon-neutral and,in fact,reducing our footprint by forty percent by twenty twenty-five.

VOA: special.2011.07.08

Since the peak, deaths have fallen by around ten percent as more people have received treatment.

VOA: special.2009.12.02

But he says that is expected to reach ten to fifteen percent by two thousand twelve.

VOA: special.2009.09.03

The W.H.O.says insecticide-treated bed nets have been shown to reduce the number of malaria cases by fifty percent and the infection rate by ninety percent.

VOA: special.2010.04.20

Major industrialized economies are expected to see the biggest decreases, shrinking by almost four percent.

VOA: special.2009.04.24

The researchers were able to identify asbestos even in places eighty-percent covered by dry grass.

VOA: special.2009.11.17

Half of the groups expect giving to drop this year by more than nine percent.

VOA: special.2009.11.02

But sales in the West increased by nineteen percent in March from a year before.

VOA: special.2009.05.08

International applications increased by twelve percent from two thousand five to two thousand six.

VOA: special.2009.06.11

In the winter months, it is falling by about three percent every ten years.

VOA: special.2009.10.27

Since then,deaths have fallen by around ten percent as more people have received treatment.

VOA: special.2009.12.08