something that is very active and always changing 活跃多变的事物；经常变换的东西；变迁 the whirligig of fashion 时尚的千变万化
- (old-fashioned)
a merry-go-round at a fairground for children to ride on 旋转木马
Word Originlate Middle English: from whirl + obsolete gig ‘whipping top’.