根据哈佛大学经济专家 George Borjas 的一项研究，外来移民使美国高中辍学生的工资在1980-2000年间减少了9%。

According to a study by George Borjas, a Harvard economist, immigration reduced the wages of American high-school dropouts by 9% between 1980-2000.

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尽管美国存在着巨大的投资资金池，但该国的资本投资做法使美国公司处于竞争劣势。

Although an enormous pool of investment capital exists in the United States, the country's capital investment practices put United States companies at a competitive disadvantage.

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有益的忽视使美国精神的发展有别于欧洲的缔造者。

Salutary neglect permitted the development of an American spirit distinct from that of its European founders.

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By 1860 there were approximately 4,000,000 slaves in the United States, the second largest slave society slave population--in the world.

截至1860年,美国大约有,四百万的奴隶,也因此使之成为了,世界历史上的第二大奴隶社会

耶鲁公开课 - 美国内战与重建课程节选

It then made Massachusetts the most stable state or essentially the most stable state in the country and it was widely-admired.

那时，它使马萨诸塞州成为了美国最稳定的州,或者说本质上最稳定的州,并广受好评与赞赏。

耶鲁公开课 - 金融市场课程节选

This made me think of Mississippi Gene too and as the river poured down from mid America by starlight I knew, I knew like mad, that everything I had ever known and would ever know was One.

这又使我想起密西西比的吉恩,以及河流从美国中部倾斜而下的景象，我知道是很疯狂地，很疯狂地同样也有，我发现所有我知道或未知的事都是一体。

耶鲁公开课 - 1945年后的美国小说课程节选