英语词汇“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	blue moon
释义	blue moon noun 1. : a very long period of time — usually used in the phrase once in a blue moon < such people happen along only once in a blue moon — Saturday Review > 2. : the rare blue appearance of the moon that is due to dust particles in the high atmosphere
随便看	chemokinesis chemokinetic chemonuclear chemonucleolysis chemoorganotrophic chemoprevention chemopreventive chemoprophylactic chemoprophylaxis chemoreception chemoreceptive obiter dictum obitual obituarist obituarize obituary obj object object objectable objectant object ball object code object color objectee

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