... 精于此道 be proficient in the knowledge of 老于此道 well-experienced in this matter;consummate 道别，告辞 make one's farewell ...
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well-experienced in this matter
... 精于此道 be proficient in the knowledge of 老于此道 well-experienced in this matter;consummate 道别，告辞 make one's farewell ...
基于1个网页-相关网页