a person of virtue and ideals 贤人志士
my worthy brother; your good self; 贤弟
my good nephew; your nephew 贤侄
relinquish one's post in favour of sb. better qualified; give up one's post to [make room for] sb. better qualified; 让贤
recommend a virtuous and talented person 选贤举能
Xian Ying 贤英
牛津高阶第八版
美国韦氏词典
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维基百科 (自由的百科全书)