hilarity什么意思？

The announcement was greeted with much hilarity and mirth.这一项宣布引起了热烈的欢呼声.The hilarity at the association's expense burst all bounds, now.拿协会开玩笑, 此时已漫无限度.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....

hilarity的音标：hilarity的英式发音音标为：[hɪ'lærəti]hilarity的美式发音音标为：[hɪ'lærətɪ]...