dumbadj.哑的；愚蠢的；不能说话的vt.使沉默dumb-dumbn.愚蠢的呆子Dumbanagalan.杜姆伯讷格勒山(在斯里兰卡；东经 80º52' 北纬 7º23')dumbfoundedadj.惊呆的动词dumbfound的过去式和过去分词形式.=dumfounded.dumb crambo猜字游戏dumb student笨学生dumb animalsph.dumb network哑巴网络dumb luck.偶然的运气dumb contact空触点Dumb-gloss亚光

dumb as an ox很少讲话,沉默不语

as dumb as an ox很少讲话,沉默不语