出处：按学科分类—语言、文字 中国对外翻译出版公司《汉英成语词典》第11页（269字）
形容立了功而不把功劳归于自己，例张主任常为改善员工的福利而绞尽脑汁，但他总是功成不居，不肯接受任何奖赏。
The director’s painstaking efforts to improve the welfare benefits of his staff are known to all．He himself，however，claims no credit and refuses to accept any reward．