1550s, "moving to and fro," present participle adjective from swing (v.). Meaning "marked by a free, sweeping movement" is from 1818. Sense of "uninhibited" is from 1958.
雙語例句
1. The stuffy "50s gave way to the swinging "60s.
古板乏味的50年代被多姿多彩的60年代所取代。
來自柯林斯例句
2. He slides the bolt in place to keep the door from swinging.