About two-thirds of those went by outright sale, by financial speculation, in now a growing huge American business of the domestic slave trade.

大约有三分之二的人都被,金融投机所买断,被投入一个日益庞大的,国内奴隶贸易的美国商业市场

美国内战与重建课程节选 : 耶鲁公开课

Other cities became major ports or places of deportation, for the domestic slave trade.

另一些城市则成为了国内奴隶贸易的,主要港口和奴隶被驱逐出境的地区

美国内战与重建课程节选 : 耶鲁公开课

But if you look at 1860, the bottom map, if you can vaguely see those deep, dark, red areas, you can see where cotton moved, where slavery moved in the domestic slave trade, and then where Southern political power moved.

看看1860年,就在地图的最底部,如果你们能看到这些深红色的区域,你们就能明白棉花种植地的扩大,是如何导致奴隶需求量扩大的,同样变化的还有南方政权力量

美国内战与重建课程节选 : 耶鲁公开课