once in a blue moon

once in a blue moon读音音标

英 [wʌns in ə blu: mu:n]

美 [wʌns ɪn e blu mun]

once in a blue moon意思解释

adv.

千载难逢地；

俟河之清；

百年不遇；

英英释义

Once in a Blue Moon is an album by the Phil Beer Band released in 2001. It is their latest recorded album using this band name.

双语例句

It was in the days when motorcars were rare.那是在汽车还罕见的时代。Several rare birds have been sighted in this area.本地区已发现了几种罕见的鸟。