a blue moon的意思

不可能的事; 許久

n.不可能的事

blue moon───不可能或稀有的時期或事情

blue moons───不可能或稀有的時期或事情

blue book───n.藍皮答題卷；二手車參考價目冊；藍皮書；政府官員名錄

blue john───藍約翰

blue mold───青霉

blue roan───藍漫游者

once in a blue moon───千載難逢；極為罕見

great blue heron───大藍鷺

barley moon───大麥月亮

He gives us a treat only once in a blue moon.───他招待我們一頓可真是千載難逢.

Great writers like Mark Twain only appear once in a blue moon.───(像馬克吐溫那樣偉大的作家,是很罕見的. )

The story is just a blue moon.───這個故事根本就是件不可能的事.

If you only send faxes once in a blue moon, do it from Staples or a copy shop.───如果您只發送傳真一次在一藍色的月亮，也從史泰博或復印店了。

Such a chance comes once in a blue moon.───這樣的機會極其難得.

He gets drunk only once in a blue moon.───他難得喝醉酒.

I seldom go to a movie - maybe once a blue moon.───我很少去看電影,難得去一回.

By living a blue moon with the Indians, he was assimilated to them in his thinking and actions.───由于長期和印第安人共同生活, 他在思想和行動上都被他們同化了.

chance like this only once in a blue moon.───機會真是千載難逢。

You get a chance like this only once in a blue moon.───這種機會你是很難得到的.

He only comes here once in a blue moon.───他只是偶爾到這兒來一次.

You should be grateful for the extra job offer. Things like that come along only once in a blue moon.───你應該對額外的工作機會抱有感激之心：這樣的事可是極其難得。

That sort of thing only happens once in a blue moon.───這種事情難得發生一次.

Eg . Seeing the partial eclipse is once in a blue moon.───看見月偏食真是個千載難逢的事.

This is a chance once in a blue moon.───這可是個難得的機會.

In the city met you is real once a blue moon!───在這個城市里能遇到你真是太難得了!

Where have you been? I haven't seen you in a blue moon.───你到哪兒去了? 我好久沒見到你了.

It was an opportunity that comes once in a blue moon.───這種機會來一次可太難了.

That kind of chance comes once in a blue moon.