The U.N.Fund for Population Activity says more than 600,000 African women already suffer from obstetric fistula with as many as 30,000 new cases each year.

VOA: standard.2009.12.23

He is the author and editor of over 30 books including one seminal book, well, many seminal books, but one in particular that I'll mention, Animal Liberation.

他曾撰写编辑书籍30余本,其中一本影响深远，当然，其中的很多都很有影响力,但是我要特别提到这一本，《动物解放》

普林斯顿公开课 - 人性课程节选

Many businesses that have been here for like 30, 40 years are being driven out.

很多在这儿已经有三四十年的商家都被挤走了。

纽约的负面变化 - SpeakingMax英语口语达人

Min says research indicates many of the attackers are under the age of 30.

VOA: standard.2010.03.30

How many people know that three times a week physical exercise,30 minutes each time has the same effect ? as our most powerful psychiatric drugs?

多少人知道，每周三次,体育锻炼，每次三十分钟，与最强劲的精神药物,有同样的效果？

哈佛公开课 - 幸福课课程节选

Volunteers from Indonesia's Aceh province have headed to Padang, the hardest-hit city in the September 30 quake, which killed hundreds and destroyed as many as 180,000 buildings.

VOA: standard.2009.10.12

How many of you chose a number between 30 and 45?

有多少人选了30到45之间数

耶鲁公开课 - 博弈论课程节选

As a result many traders are stuck with stocks, and have suffered losses as prices of small stones have tumbled by nearly 30 percent since they bought them.

VOA: standard.2009.04.03

The best work on this has been done by Elissa Newport and Sam Supalla who have studied people who have been in the United States for many, many years like 30, 40 years and seeing how well they have come to speak English.

在这方面最佳的研究,是由伊莉萨·纽波特,和萨姆·苏普拉所进行的,他们研究了在美国生活了,三四十年以上的人们,探究了这些人们讲英语的流利程度

耶鲁公开课 - 心理学导论课程节选

"In order to verify the casualties of civilians we have launched an investigation into this case to make sure how many civilians are killed and to make sure that what these civilians were doing at 2:30 in the morning in that place that is not a residential place.

VOA: standard.2009.09.04

You pay every year a fixed amount on your house to the mortgage originator and then after so many-- n is 30 years, typically--you would then have paid it off.

你每年都在你的房子上支付一定数目的偿款,给抵押商然后,数年后,设n是30年,一般来说你已经能偿清贷款了

耶鲁公开课 - 金融市场课程节选

And when the Nazis rose to power in the 1930s he was identified as a Jew who was devoted to destroying the most sacred notions of Christianity, and to many, to some extent, many people see him this way.

上世纪30年代，纳粹势力崛起时,他被认为是一个,致力于摧毁基督教之中,最神圣的观念的犹太人，在某种程度上，这是很多人对他的看法。

耶鲁公开课 - 心理学导论课程节选