这个地区有着自己的内部权力平衡，在此背景下，许多国家都欢迎美国的存在。

The region has its own internal balance of powers, and in that context, many states welcome an American presence in the region.

youdao

美国的存在只是因为有一群人，200多年以前，聚在一起决定这块毗邻加拿大南部的大地应该叫这个名字。

America exists only because a group of people got together more than 200 years ago and decided that this great mass of land directly to the south of Canada should bear that name.

youdao

如果我们的国家继续沿这条道路走下去，当美国接近超级通货膨胀的临界点的时候，像NIA这样的组织在美国的存在可能就会变为非法的。

With the current path our country is on, there is a chance that as the U.S. approaches the point of hyperinflation, organizations like NIA will be made illegal to exist in the U.S..

youdao

That they exist is a proof that American ideals are not the tawdry pretenses they are so often accused of being.

或许这类人的存在,正证明了美国式理想并非无可挑剔,或者说它也在经受着现实的折磨，“

耶鲁公开课 - 1945年后的美国小说课程节选

Because the U.S. is an arguably very successful country, so we have, potentially, a bias in--it's called a selection bias.

因为毫无疑问美国是个很成功的国家,因此我们的潜意识中,存在选择性偏差

耶鲁公开课 - 金融市场课程节选

But, in the purest form-- and this is the form that we have in the United States-- the company exists for the shareholders.

但在最纯粹的体系中,即美国现行体系,公司是为股东而存在的

耶鲁公开课 - 金融市场课程节选