英语词组once in a blue moon是什么意思，短语翻译、用法及例句-英语词组固定搭配大全

词组	once in a blue moon
释义	●ˌonce in a blue ˈmoon (informal) very rarely 千载难逢；极难得；破天荒地◆Sue’s daughter only visits her once in a blue moon.苏的女儿很少来看她。
随便看	franca fray fray around the edges fray around the seams fray at/around the edges/seams fray at the edges fray at the seams frazzle free free and easy free as air a bird free as as a bird freedom freedom of for manoeuvre freedom of/room for manoeuvre freedom room for manoeuvre freeze freeze in your tracks freezes French frenzy fresh fresh as a daisy fresh blood fresh/new/young blood

英语词组固定搭配大全包含20132条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。