英语短语词组词汇blue moons的音标、释义、翻译、用法及例句-英语短语词组词典

短语	blue moons
释义	blue moon 不可能的事；罕见的现象 [口语]一段长的但不确定的时间，很久蓝月，千载难逢的时期，难得来临(或遇到)的时刻[常见于以下短语 once in a blue moon 千载难逢，甚为罕见]
随便看	at no time at nurse a - to be reckoned with （或to reckon with） at odd hours/times at odd moments at odds at once at one at one blast at one blow atone for at one go at one gulp at one's best at one's convenience at one scoop at one's disposal at one's earliest convenience at one's elbow at one's fingertips at one's leisure at (one's) leisure at one's mother's（或father's）knee at one's peril at one stroke

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