n.欢闹，狂欢
The hilarity at the association's expense burst all bounds, now.
拿协会开玩笑, 此时已漫无限度.
The announcement was greeted with much hilarity and mirth.
这一项宣布引起了热烈的欢呼声.
By midnight the hilarity had increased.
天已经到了午夜时分,人们的狂欢劲仍然有增无减.
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