生意business

• 作买卖

  engage in business

• 作了一笔买卖

  make a sale

• 小买卖

  petty trading

• 在市场上作小买卖

  run a small business in the market

• 买卖公平

  honest trading

• 买卖差价

  bid-ask spread

• 自由买卖

  free trading

• 赔本的买卖

  bad deal

• 商品买卖

  purchases and sales

• 政治买卖

  political business dealings

• 买卖房地产

  buy and sell property

• 买卖外汇业务

  foreign exchange trading

• 买卖婚姻

  mercenary marriage

商店参见：拉买卖[lā mǎimai]; shop(Britain); store(US)