这些契约仆人在将自己的时间卖给美国雇主的期间被当作奴隶对待。

These indentured servants were treated as slaves for the period during which they had sold their time to American employers.

youdao

但他认为奴隶制是错误的，而且他认为，奴隶制应该随着时间的流逝而自然地消亡，而且外人不应该强迫南方人结束奴隶制度。

But he believed that slavery was wrong. Yet he thought that slavery would die out naturally over time — and that outsiders should not force southerners to end slavery.

youdao

So, you have to feed the slave all year round to work only a small part of the time, that's not very profitable.

你不得不整年的喂养奴隶,而他们只有少量时间在工作,这是很不划算的

耶鲁公开课 - 古希腊历史简介课程节选

Therefore, you will produce enough profit to make it possible, so that these small farms, you should imagine as typically having one or two slaves playing a part in this experience.

因此,需要创造足够的利润,才能使每个只有,一两个奴隶的小农场,能够在那段时间得以维系下去

耶鲁公开课 - 古希腊历史简介课程节选

It is kind of haunting when you think it's only 1831 when he writes this, and that Civil War is still 30 years away: "Slavery brutalizes the black population and debilitates the white.

这段话在人们脑海中挥之不去,因为他写下这段话时才1831年,离开内战爆发还有30年时间,"奴隶制残害了黑人,也削弱了白人

耶鲁公开课 - 美国内战与重建课程节选