n. 销售,经销,行销,商品销售业务;市场学;商品自生产者转移到消费者手中的一系列有关机能;〈集合词〉市场购买的货品,适合市场上销售的货品;
vt. 出售;为出售提供;
vi. 卖;买;
🗣️ 情景例句
Yes.
有。
He keeps on studying ecology.
他不断攻读生态学。
When lights fuse, furniture gets rickety, pipes get clogged, or vacuum cleaners fail to operate, some woman assume that their husbands will somehow put things right.