n. 贸易, 商业, 交易, 生意, 职业, 顾客, 信风
vi. 进行交易, 做买卖, 经商, 对换, 购物
vt. 用...进行交换
英文释义
n. the commercial exchange (buying and selling on domestic or international markets) of goods and services
n. the skilled practice of a practical occupation
n. the business given to a commercial establishment by its customers
v. engage in the trade of