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

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