pipe dream

英 [ˈpaɪp driːm]

美 [ˈpaɪp driːm]

n. 脱离实际的愿望; 行不通的计划; 妄想

牛津词典

noun

N-COUNT 白日梦；不切实际的空想
Apipe dreamis a hope or plan that you have which you know will never really happen.
1. You could waste your whole life on a pipe-dream.
  白日梦会荒废你一生。

noun

a fantastic but vain hope (from fantasies induced by the opium pipe)
1. I have this pipe dream about being emperor of the universe
Synonym:dream

It's a nice little pipe dream.
这是个美好的小幻想。
You can study acting as long as you like, but starring in a Hollywood movie is just a pipe dream.
只要你喜欢你就可以去学表演，但是主演一部好莱坞电影只是白日梦。
I would like to buy a villa in Spain when I retire, but with my limited resources it is only a pipe dream.
我退休后想在西班牙买一栋别墅，但就我有限的财力而言，这只是一种空想。
My friend Johnny has this pipe dream about becoming a famous movie star.
我的朋友约翰尼一直在白日做梦想成为一个有名的电影明星。
As national reform efforts stall, international harmonisation remains a pipe dream.
随着每个国家的改革努力陷入停滞，国际协同仍然是一个白日梦。
Her plans of becoming an opera singer will never be more that a pipe dream& her voice is really not good enough.
她成为一名歌剧演唱家的打算永远只能是个白日梦&她的嗓子不够好。
Peter's idea of becoming a movie star is only a pipe dream.
彼特想成为电影明星的愿望只是一个白日梦。
You know, I told her it was a pipe dream.
你知道，我告诉她这不切实际。
Father's plan to build a forest cabin by the lake was just a pipe dream.
父亲想在湖滨筑一林中小屋的计划不过是个美梦罢了。
He would love to have a beautiful mansion, but that is a pipe dream.
他很想有栋豪宅，但只是一种空想。