There are risks in buying and selling stocks.

买卖股票有风险。

She made a lot of money by buying and selling stocks.

她通过买卖股票赚了很多钱。

Money is a medium for buying and selling.

钱是用来买卖的一种媒介。

People were buying and selling Tulip bulbs...

人买卖郁金香球茎...

Cash on delivery is a rule of Buying and selling.

一手交钱,一手交货是买卖规则.

Antique buying and selling is played by bazaar rules.

古玩的买卖是受市场规则的支配的。

He accumulated a fortune by buying and selling used cars.

他买卖旧汽车积累了一笔财富。

He traded frequently, sometimes buying and selling within a day.

他交易频繁，有时一天之中就会买卖一次。

Market where dealers actively quote both buying and selling rates.

指交易的买价及卖价均有交易商积极参与报价的市场。

If only buying and selling the store and pay 4% VAT.

如只是买进卖出的店家，缴纳4％的增值税。