in business
从事商业活动或拥有自己的企业
口语·描述经营状态
英文释义
actively engaged in a particular field or industry, typically with the goal of making a profit
例句
After years of planning, she's finally in business with her own bakery.
典故来源
源自17世纪，'business'指商业活动，'in business'直接表示从事盈利性工作。