英语词汇once in a blue moon怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	once in a blue moon
释义	once in a blue moon (informal) very rarely极少地；难得地；破天荒地 See also blue \| moon \| once
随便看	Pets-topic bull terrier Pets-topic bunny Pets-topic cage Pets-topic canary Pets-topic cat Pets-topic cat flap Pets-topic cattery Pets-topic chihuahua Pets-topic choke chain Pets-topic collar Pets-topic collie Pets-topic dachshund Pets-topic Dalmatian Pets-topic dogcatcher Pets-topic dog collar Pets-topic doggy Pets-topic dog warden Pets-topic domestic Pets-topic domesticate Pets-topic foxhound Pets-topic fox terrier Pets-topic gerbil Pets-topic German shepherd Pets-topic golden retriever Pets-topic goldfish

英汉双解词典包含314281条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。