You can describe someone's behaviour or an event as riotous when it is noisy and lively in a rather wild way. (行为或事件)狂欢的; 喧闹的
adjective [原级] （人群）骚乱的，暴乱的；狂欢的，纵情欢闹的；非常滑稽有趣的；丰富多彩的，繁茂的
The dinner was often a riotous affair enlivened by superbly witty speeches. 宴会常常会因为妙趣横生的讲话而气氛活跃，热闹非凡。
- 网友用 “Riotous” 造句精选
- He found congenial officers who knew how to leaven war's rigours with riotous enjoyment. 他找到了和他志趣相投的懂得用狂欢来冲淡战争的残酷的军官。
- The organizers of the march were charged with assault and riotous assembly. 游行组织者被控侵犯人身及暴乱性非法集会。