The movie says that the world's shark population has dropped by an estimated ninety percent.

VOA: special.2009.04.03

I dreamed myself was pretty Paris, plucked by Aphrodite from the field and dropped into Helen's naked lap.

我梦见我自己是帅气的帕里斯，被阿弗洛狄特,从地上拽起来，跌落到海伦的裸露的两腿之间。

耶鲁公开课 - 1945年后的美国小说课程节选

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

Cardiologist Harindra Wijeysundera, says he found deaths from heart disease dropped by as much as 35 percent for people living in Ontario,Canada between 1994 and 2005.

VOA: standard.2010.06.04

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 formed little by little tens of thousands of years ago when sea levels dropped.

VOA: special.2010.11.10

The lunar lander,controlled by a computer, dropped toward the airless surface of the moon.

VOA: special.2009.07.15

However,concerns remain. Sales of commercial vehicles have dropped sharply by 50 percent as both the economy and industrial production decline.

VOA: standard.2009.03.13

Indian Kashmir has been wracked by a two-decade-long separatist insurgency, although levels of violence have sharply dropped in the lpast five years.

VOA: standard.2009.10.28

In 2006,the SFO dropped an investigation into allegations that Saudi Arabian officials were bribed by BAE, after then British Prime Minister Tony Blair said the probe threatened national security.

VOA: standard.2009.10.01

Blackbirds by the thousands can descend and devour newly dropped seeds.

VOA: standard.2010.06.17

We all know that overseas development assistance allocated to agriculture dropped from 18 percent in 1978 to just over four percent in 2008, The amount of money spent by developing countries on agriculture during that same period also dropped sharply.

VOA: standard.2010.03.29