Trading enterprise
[经] 买卖业
🧩 词语组成解析
[经] 交易
🗣️ 情景例句
The costs of college get higher every year.
学费逐年增加，越来越贵。
How long will you be away?
你将离开多久？
I know. I can help him with most of his subjects.
我知道。我可以帮助他学习绝大多数科目。