n.突降；急转而下；虎头蛇尾
The anticlimax of a brilliant career is quite disappointing. 辉煌事业的急转而下很令人失望。
It was an anticlimax when they abandoned the game. 他们放弃比赛,真是扫兴。
The holiday itself was rather an anticlimax after all the excitement of planning it. 尽管计划度假时兴致勃勃，而到头来假日本身却颇为扫兴。
