swinging

1. ADJ If you describe something or someone as swinging, you mean that they are lively and fashionable. 時(shí)髦活躍的[非正式，老式] [usu ADJ n]

The stuffy '50s gave way to the swinging '60s. 古板乏味的 50 年代被時(shí)髦活躍的60年代所取代。