词典释义：
practise (a play, piece of music, or other work) for later public performance
排演，排练
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we were rehearsing a radio play 我们最近在排练一个广播剧
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[no obj.]
she was rehearsing for her world tour .她正在为世界巡回演出进行排练。
supervise (a performer or group) that is practising in this way
监督（表演者或团体）排演
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he listened to Charlie rehearsing the band .他在听查理主持乐队排练。
mentally prepare or recite (words one intends to say)
（对要讲的话）默背，背诵
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he had rehearsed a thousand fine phrases .他已经背诵了１，０００条隽语。
state (a list of points, especially those that have been made many times before); enumerate
屡次讲，反复讲；列举，历数
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criticisms of factory farming have been rehearsed often enough .对禽畜工厂化饲养的批评已经反复得够多了。
"Middle English （in the sense ‘repeat aloud’）： from Old French
