whirlwind

whirlwind
n
1 funnel-shaped column of swiftly circulating air 旋风
    [attrib 作定语]
(fig 比喻) a whirlwind (ie very rapid) affair/courtship/romance 仓促间的暧昧关系[求婚/风流韵事].
2 (idm 习语) reap the whirlwind => reap.

牛津英汉双解词典