The Market Revolution was driven, of course, by the growth of cities, which became market centers and manufacturing centers.

市场革命不断推进,当然,高速发展的城市是一大动力,它们正成为市场和工业中心

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