have a good command of

意思翻译 精通；对……掌握熟练 相似词语短语 have a good───有一个很好的 command of───掌握；对……精通 have a good memory───记性好；记忆力好 have a good job───有一份好工作 have a good cry───痛痛快快哭一场; 痛哭一场 have a good rest───好好休息一下 have a good time───过得愉快， 玩得痛快；玩得高兴 have a good one───祝你愉快 have a...