英语词汇“once in a blue moon”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	once in a blue moon
释义	once in a blue moon informal very rarely; almost never See full dictionary entry for blue moon once in a blue moon very seldom See full dictionary entry for moon
随便看	negotiatrix Negress Negrillo Negri Sembilan Negritic Negrito negritude Negro negrohead Negroid negroidal Negroism negroni Negrophil Negrophile Negrophilism Negrophilist Negrophobe Negrophobia Negrophobic Negropont Negros Negro spiritual negus Neh.

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