I mean, the equivalent of a healthy teenage male slave, if you could sell him for $1000.00 in 1860 it's about the same price of a good Toyota Camry today.

我的意思是,一个健康的十几岁的男性奴隶的价值,假如你在1860年把他卖到一千美金的话,那么在今天就大约相当于,一辆不错的丰田佳美汽车的价格

耶鲁公开课 - 美国内战与重建课程节选

you can make a good product and then sell it using advertisements,

你可以生产好的产品然后通过广告把它卖出去，

广告和价格的关系 - SpeakingMax英语口语达人

So, investors will have a tendency to try to hide -or people who sell investments will try to channel the good investments to their friends and dump the bad stuff on other people.

所以,投资者倾向于掩盖,或者说是投资产品的销售者会试图,把好的投资产品卖给自己的朋友,而把那些差的留给外人

耶鲁公开课 - 金融市场课程节选

Corinth always needs that kind of stuff, so we sell you our wheat, you sell us your pottery, you sell us good wine that we can't grow yet and maybe never will be able to grow in our neighborhood, so on and so forth.

科林斯很需要这些作物,所以我们销售给你们小麦,你们销售陶器,美酒给我们,这些我们暂且无法生产,而且我们周边地区也许永远无法生产这些,诸如此类的作物

耶鲁公开课 - 古希腊历史简介课程节选