tradesn.行业；信风；贸易风名词trade的复数形式.traden.贸易；交易；行业；同行；顾客；营业额；交易量v.做生意；从事贸易；购物；营业；(在证券交易所)交易；交换trade theory贸易理论trade regime贸易制度trade growth贸易增长trade dollar贸易美元trade access贸易机会trade method贸易方式trade pattem贸易模式trade export外贸出口trade remedy贸易救济trade charge贸易费用

trade something for用某物换