trade upvi.买更高价的东西;以旧换新
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-off hypothesis矫枉失衡学说
trade diversion effect转移贸易作用
trade-off-decisionn.折衷决策
Trade Incentive System出口贸易奖励制
trade of legal service律师服务贸易
trade and defense ties贸易和防务关系
trade capital movement商业资本流动