trade in以旧换新; 买卖
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 framework贸易体制
trade insurance贸易保险
trade principle交易原则
trade imbalance贸易不均衡
trade sercvices服务贸易
trade in abroad对外通商
trade initiator交易发起人
trade creditors销货客户
trade attrition贸易磨擦