pie in the sky
空中烤餅;不切實(shí)際的幻想或希望
口語·批評不切實(shí)際的想法
英文釋義
something that is unrealistic or unlikely to happen
例句
His plan to become a millionaire overnight is just pie in the sky.
典故來源
源自20世紀(jì)初美國工人歌曲,諷刺資本家承諾“天上的餡餅”作為空頭支票。