tradeKK:[]DJ:[]n.1.贸易,交易,商业[U]Japan does lots of trade with the United States.日本与美国间的贸易频繁.2.行业[the S]3.手艺;职业[C][U]He is a blacksmith by trade.他是个铁匠.4.营业额,交易量[S][(+in)...