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

VOA: special.2010.03.02

Linear algorithms tend to be things where, at one pass-through, you reduce the problem by a constant amount by one. If you reduce it by two, 1 it's going to be the same thing.

有问题么？,线性复杂度的算法，当进行了一个,常量级步数的操作的时候，将问题的规模缩小了一个。

麻省理工公开课 - 计算机科学及编程导论课程节选

the United States announced a target to reduce its emissions by 17% below 2005 levels in 2020.

美国宣布了到2020年实现在2005年的水平基础上减排17%的目标。

对全球变暖的政策 - SpeakingMax英语口语达人

The effort will help reduce carbon dioxide releases from the Empire State Building by more than one hundred thousand tons a year.

VOA: special.2009.05.22

Well, you can see you're going to be dividing not by a hundred here, but by a hundred times a hundred, so it's going to reduce this from .04 to .004.

你可以看出,这儿就不是除以100了,而是除以100*100了,这里就从0.04降到了0.004

耶鲁公开课 - 金融市场课程节选

Doctor Yusuf said the single pill, taken once a day, could reduce the average person's risk of heart disease and stroke by about half.

VOA: special.2009.04.08

Now, figure in the fact that smoking is playing a role, physical activity is playing a role, still just changing fruit and vegetable consumption potentially could reduce heart disease worldwide by this much: stroke by 19% and some cancers by as much as 20%.

实际上吸烟和运动都对此有影响,即使将这些因素都考虑进去,仅仅改变水果和蔬菜的摄入量仍然能,在全球范围内减少这么多的心脏病得病率,中风减少19%而某些癌症减少达20%

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

But a poll,commissioned by the American Red Cross, indicates 20 percent of Americans plan to reduce their charitable contributions.

VOA: standard.2009.12.16

Talks led by the U.S.Treasury failed to reach a deal to reduce Chrysler's debt to its creditors, so the automaker will enter into bankruptcy.

VOA: standard.2009.04.30

The bill's sponsors say that by putting a price on carbon released into the atmosphere, the measure would help reduce America's reliance on fossil fuels and cut its greenhouse gas emissions.

VOA: standard.2010.06.14