So we got a little free labor out of her.

于是我们在她身上赚了一些免费劳动力。

Hey, man, I'm not one to complain about free labor, but is everything okay?

你想当免费劳动力，我没意见，但你还好吗？

It centers on the economic and social effects of the free labor provided by the enslaved people.

它的核心是那些被奴役的人提供的免费劳动力所带来的经济和社会影响。

An abundant supply of free labor kept the Northern wheels turning.

充足的免费劳动力供应让北方的车轮继续转动。

These informally enslaved people were told to stay on their plantations and instead work for wages rather than be used as free labor.

这些被非正式奴役的人被告知留在种植园为获得工资工作，而不是被用作免费劳动力。

I think it adds to it because it frees up your time, your labor to do more and better things on your farm.

我认为它增加了价值，因为它解放了你的时间，解放了你的劳动力，让你在农场做更多更好的事情。

And not their physical property, not their homes, but people, the slaves that had provided free labor for years and decades.

不是他们的物质财产， 不是他们的家园，而是人民，那些多年来一直提供免费劳动力的奴隶。

After all, economic progress often includes downsides, like the environmental damage done by industrialization and the exploitation of cheap or free labor.

毕竟，经济进步往往也有负面影响，例如工业化造成的环境破坏以及对廉价或免费劳动力的剥削。

This anti-abolition sentiment was due to  the large number of plantations that turned profits based on the free  labor that slavery provided.

这种反废除情绪是由于大量种植园根据奴隶制提供的免费劳动力获利。

The labor for the ambitious construction projects is effectively slavery. One of the major functions of the military is to serve as free construction labor.

雄心勃勃的建设项目的劳动力实际上是奴隶制。军队的主要职能之一是充当免费的建筑工人。

Other European countries followed the Portuguese lead in looking to Africa for human property and free labor and in adopting this fiction about the inferiority of African people.

其他欧洲国家效仿葡萄牙，向非洲寻求人类财产和免费劳动力，并采用了这种关于非洲人民自卑的虚构观点。

I was fine with it before exams, but now that everyone else in our class is locked away in their apartments, studying, we're falling behind, working as free labor.

没考试的时候也就算了，但现在班上其他人都闭门在家复习，我们却在这里浪费时间当免费劳力。

Nevertheless all these things left untouched the springs of power that were in due time to make America the greatest industrial nation on the earth;namely, vast national resources, business enterprise, inventive genius, and the free labor supply of Europe.

尽管如此，所有这些都没有触及到使美国在适当的时候成为地球上最伟大的工业国家的力量源泉；即丰富的国家资源、商业企业、发明天才和欧洲的免费劳动力供应。