vi.跌跌撞撞地走，蹒跚；结巴；弄错，失足；偶然碰见n.绊脚，失足；差错，失误；过失，失败； 变形： 过去式：stumbled过去分词：stumbled现在分词：stumbling第三人称单数：stumbles 双语释义：v.(动词)vi. 绊倒 strike the foot against sth and almost fallvi. 蹒跚 move or walk in an unsteady wayvi. (说话,演奏等)出错 make a mistake or mistakes as one s