守业 shǒuyè
[safeguard one’s heritage] 保持住前人所创立的事业
创业难,守业更难
守住前人所创立的基业。
《左传.昭公二十八年》:「谓知徐吾、赵朝、韩固、魏戊,余子之不失职,能守业者也。」
英语 to preserve one's heritage, to defend the accomplishments of previous generations, to carry on the good work, to keep one's business going