炒股者赚取股票买卖的价格差。

Market makers earn their livings from the spread between buying and selling prices.

《柯林斯英汉双解大词典》

钱是用来买卖的一种媒介。

Money is a medium for buying and selling.

《新英汉大辞典》

世界上唯一不能买卖的是人的人格。

The only thing in the world not for sale is character.

youdao

And keep in mind when Crane wrote those lines too, it was illegal to buy and sell wine in this country.

记住克莱恩写下这些诗句的时候，禁酒令还在适用，买卖酒都是非法的。

耶鲁公开课 - 现代诗歌课程节选

The second principle is did the distribution arise from the operation of free consent, people buying and trading on the market?

第二条原则，财富的分配是否,基于自由达成的交易，基于自由市场的买卖？

耶鲁公开课 - 公正课程节选

Those are institutions that arrange for or manage the buying and selling of financial assets, such as the New York Stock Exchange.

经纪机构是指那些安排或,管理买卖的,金融资产的机构,比如说纽约股票交易所

耶鲁公开课 - 金融市场课程节选