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 very rarely I only get over to Cambridge once in a blue moon and I'm never in London. Easy Learning Idioms Dictionary. Copyright © HarperCollins Publishers
随便看	relative prosperity relative proximity relative rarity relative rate relative risk relative safety relative scarcity relatives gather relative share relative silence relative simplicity relative size relative speed relative stability relative stranger relative success relative to sth relative valuation relative value relative warmth relative wealth relative weight relative youth relativism relativist

英语词典包含147115条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。