to trade

• 交易市场

  trading market

• 市场交易额

  market turnover

• 期货交易

  futures trading

• 现金交易

  cash transaction

• 抵冲交易

  offset trading

• 场外交易

  ex-pit transaction

• 不正当交易

  improper transaction

• 做成一笔交易

  make a deal

• 进行交易

  conduct a transaction

• 政治交易

  political deal

• 不能拿原则作交易。

  One shouldn't barter away one's principles.