短语词组用作动词 (v.)～+副词stumble awkwardly 结结巴巴地说stumble blindly 瞎子似地摇摇晃晃stumble drunkenly 喝醉酒似地摇摇晃晃stumble falteringly 支支吾吾地说stumble inadvertently 疏忽地被绊倒stumble vacantly 茫然失神地支吾～+介词stumble over 绊了一下脚; 结结巴巴地说stumble through 结结巴巴地说; 怯场短语 返回 stumbled