n.怪念頭；異想天開；心情浮動；反復(fù)無常

He had a whimsy about flying to the moon. 他有個想飛上月球的怪念頭。

Some show cars are pure whimsy, confections dreamed up by young designers at play. 展出的車型中有些純屬異想天開，只是年輕設(shè)計師們閑來無事的憑空想像。

We marvel at the whimsy of the devastation. 我們對災(zāi)難的反復(fù)無常感到吃驚。