He bought and sold wine and horses.

买卖过葡萄酒和马匹。

Their masters bought and sold them like property.

他们的主人把他们像财产一样买卖。

Basically, you're buying and selling things.

基本上，就是做买卖。

And I progressed from buying and selling household goods.

我从买卖家居用品开始做起。

People who want to buy and sell anonymously like bitcoin.

和比特币一样，比特币交易双方也是匿名的。

They're serious money-makers that he buys and sells for profit.

这些都是他买卖的赚钱工具。

This is what permits digital artwork to be bought and sold.

这是数字艺术品进行交易的基础。

You know, those people buying and selling garments that are always sold out.

你知道，这些人会买和卖一些总是售罄的衣服。

Online sites are making it easier to both buy and sell pre-loved items.

在线网站使买卖二手货变得更加容易。

The ad exchange is a marketplace to buy and sell online display ads.

广告交易所是买卖在线展示广告的市场。

And then the next week, we got, we start to buy and sell ourselves.

然后下个星期，我们开始自己买卖。

Banks can continue to buy and sell securities to hedge risk and serve clients.

银行可以继续购买并出售证券以规避风险并服务客户。

You can also buy and sell bitcoins on Bitquick, Xapo, and CoinCorner, among other exchanges.

你还可以在Bitquick，Xapo和CoinCorner等交易中心交易。

Without Prince to carry loads, John Durbeyfield could not buy and sell as he used to.

没有“王子”运货，约翰·德北就不能像过去那样做买卖了。

There are many online marketplaces that allow people to buy and sell bitcoins using different currencies.

有些网络市场可以让人们使用各种货币购买和出售比特币。

Cubans are now allowed to own small businesses and to buy and sell cars and properties.

古巴人现在可以开办小企业，购买和出售汽车和房产。

People who buy and sell homes and buildings often use the expression: Location, location, location!

位置，位置，还是位置！

It might be good for individual people to be able to buy and sell goods in U.S. dollars.

数字货币或许有助于个人用美元购买和出售东西。

I mean, some days I buy and sell quite a lot. Some days, there's no activity at all.

我是说，有时候我买进和卖出挺频繁的。有时候，我根本就不交易。

They could not sell their oil, so he bought and sold it for them, using shell companies wherever necessary.

伊朗人不能卖掉他们的石油，所以他先买下，然后不顾一切利用空壳公司替他们售出石油。