Behind this environment are the great social processes of migration and modernization that produced that new urban form, the metropolis.

在这种环境背后是移民和现代化的重大社会进程,所带来的新的城市形式，即大都市。

耶鲁公开课 - 现代诗歌课程节选

I mean, I think it's because it's a huge immigration port.

我认为，这是因为它是个移民港口城市。

移民者的都市 - SpeakingMax英语口语达人

Another key event in the making of modernism is the great migration of African-Americans from the rural south to the urban north.

现代创作的另一个重要事件,是非裔美籍从南部乡下,往城市化的北部的大移民。

耶鲁公开课 - 现代诗歌课程节选

The second great reform era is the Progressive Era, a great response to urbanization, industrialization and immigration, as it had never quite happened before.

第二个时期是进步时期,对于城市化的大力响应,工业化和移民入境,这是之前从未有过的

耶鲁公开课 - 美国内战与重建课程节选

The Northern cities, seats of market culture, commercialism, manufacturing, were immigrant cities.

北方的一些城市中,是市场中心的,商业和制造业中心的皆为移民城市

耶鲁公开课 - 美国内战与重建课程节选