simultaneous performance or utterance of action or speech
一致；和谐；协调
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‘Yes ,sir ,’ said the girls in unison .“是的，先生，”女孩们异口同声说道。
【乐】 同度；同音；齐唱；齐奏
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the flutes play in unison with the violas .长笛与中提琴合奏。
[count noun]a combination of notes, voices, or instruments at the same pitch or (especially when singing) in octaves
同度；同音；齐唱；齐奏
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good unisons are formed by flutes ,oboes ,and clarinets .长笛、双簧管和单簧管构成美妙的合奏。
performed in unison
同度的；同音的；齐唱的；齐奏的。
(in the UK)a trade union formed in 1993 and representing employees in the health service and public sector
（英国）卫生和公有事业工会。
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unisonn.一致；和谐；协调；同度；同音；齐唱；齐奏；（UNISON）卫生和公有事业工会
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unionn.结合；联合；工会；联邦；联盟；并；并集；联管节；接头；旗帜上象征国家统一的部分；交织织物；混纺织物
"late Middle English （in sense 2）： from Old French, or from late Latin
