"Vaccination,which we tend to take for granted in countries like the United States or in Western Europe, in fact a lot of us don't even know which diseases we've been vaccinated against.

VOA: special.2010.03.29

The polis is not merely a city state in the same way as,let us say, the Mesopotamian city states of the third millennium B.C. Were.

那就是城邦不仅仅是一座城市,并不是像,我们说的公元前三千年的,美索不达米亚的城市

耶鲁公开课 - 古希腊历史简介课程节选

Now if you were not born in the United States, you may still be, under definition, a natural born US citizen if you're born outside this United States, both of your parents are citizens of the United States and at least one parent has lived in the United States.

现在如果你不是出生在美国，你可能,即使你出生在美国以外的地方,只要你的父母都是美国公民,而且至少一个居住在美国,那么按照定义。

麻省理工公开课 - 计算机科学及编程导论课程节选

In an effort to reduce the number of violent criminals in Juarez, the United States has stopped deporting released prisoners of Mexican nationality to the embattled city, according to US Immigration and Customs Enforcement agent Leticia Zamarripa.

VOA: standard.2010.04.01

To put it mildly, the group of friends I've had over the years and ran around together with, it was originally seven of us and the healthcare system in the United States has killed us all but two,".

VOA: standard.2009.06.13