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 难得有一次；极为罕见 It is only once in a blue moon that you get an opportunity like that. 你居然得到那么好的一个机会，真是千载难逢啊。
随便看	in seed inselberg inselberge inselbergs inseminate inseminated inseminates inseminating insemination insemination inseminations inseminator inseminators insensate insensately insensately insensateness insensateness insensatenesses in-sense insensibilities insensibility insensibility's insensible insensibleness

英汉双解词典包含548777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。