习惯用语dumb as an oyster1.很少讲话, 沉默不语dumb as an ox1.很少讲话, 沉默不语dumb as a fish1.很少讲话, 沉默不语as dumb as an oyster1.很少讲话, 沉默不语as dumb as an ox1.很少讲话, 沉默不语as dumb as a fish1.很少讲话, 沉默不语strike sb. dumb1.使某人哑口无言, 使某人惊讶得目瞪口呆strike sb. speechless1.使某人哑口无言, 使某人惊讶得目瞪口呆