動詞
開始做生意;律師、醫生等專業人士開始執業 (of shops, etc.) to start doing business; (of professionals e.g. lawyers and doctors) to start a private practice
間鋪頭會喺今日開業。
间铺头会喺今日开业。
gaan1 pou3 tau2 wui5 hai2 gam1 jat6 hoi1 jip6. The shop is going to open today.
佢喺醫學院畢業之後,就即刻喺中環掛牌開業嘞。
佢喺医学院毕业之后,就即刻喺中环挂牌开业嘞。
keoi5 hai2 ji1 hok6 jyun2 bat1 jip6 zi1 hau6, zau6 zik1 haak1 hai2 zung1 waan4 gwaa3 paai2 hoi1 jip6 laak3. Upon graduation from medical school, he immediately started his own practice in Central right away.
Definitions (Wiktionary)
verb
to open a private medical or legal practice
verb, of a business
to start; to open for business (syn.) 開張, 开张
(To celebrate) the fiftieth anniversary of the opening, our company will give/offer a 50% discount for ten days for the very first time to benefit our customers.