基本解释n.蠢事；愚蠢同根派生 英汉例句They didn't know the best way to cover up their fatuity is let me have a happy life .Then it could show they were not fatuous, they have not do jackassery. 他们不知道掩盖自己愚昧的最好方式是让泰洋愉快地工作学习生活着，因为那样就能说明他们不愚昧，没有干蠢事。