n. 市场, 交易, 集市, 推销地区, 行情, 市面, 销路
vt. 在市场上交易, 使上市, 销售
vi. 在市场上买卖
英文释义
n. the world of commercial activity where goods and services are bought and sold
n. the customers for a particular product or service
n. the securities markets in the aggregate
v. engage in the commercial promotion, sale, or distribution of