a flight of fancy的用法和樣例：
例句
- He tried to yank his mind back out of fantasy.
他試圖將思緒從想入非非的幻夢(mèng)中拉回。 - There was a dreamy look in her mother's face.
她母親的臉上有著(zhù)一種想入非非的神情。 - Trust you to dream up a crazy scheme like this!
虧你想得出這種異想天開(kāi)的計劃！ - We cannot keep up with the vagaries of his mind.
我們跟不上他的異想天開(kāi)的速度。
