你从哪一间校服公司购买校服的？

Which company do you buy your school uniform?

youdao

这一变化的起因是，现在全国有几十家公司购买废弃的塑料汽水瓶，并把它们制成栅栏桩、油漆刷等。

The reason for the change is that now there are dozens of companies across the country buying discarded plastic soda bottles and turning them into fence posts, paintbrushes, etc.

youdao

艾登市政府以不到10万美元的价格从一家私人公司购买了这架飞机，但他们希望这笔投资能从旅游业中有所回报。

Aydin Municipality bought the plane from a private company for just under US$100,000, but they hope to see a return on that investment through the tourism industry.

youdao

There's no company that's making smallpox vaccine anymore because there's no reason to make smallpox vaccine, because nobody would buy it, right?

没有公司还生产天花疫苗,因为没有人购买天花疫苗,因此早就没有理由继续生产它了,对吧

耶鲁公开课 - 生物医学工程探索课程节选

Technically, Fannie and Freddie are private companies -they're traded stocks; you can buy shares in Fannie and Freddie.

技术上,房利美和房地美都是私人公司,它们的股票可流通,你可以购买房利美和房地美的股票

耶鲁公开课 - 金融市场课程节选

Moreover, beyond that, how does one know, in taking out an insurance policy, that the insurance company is going to be sound?

除此之外，在人们购买保险时，该如何得知保险公司，会严格按照保单言而守信呢？

耶鲁公开课 - 金融市场课程节选