dumbon.<俚>笨蛋
dumbadj.哑的;愚蠢的;不能说话的vt.使沉默
Dumbo has big ears.大宝有大大的耳朵。
dumbbells of Schaffer舍费尔(氏)小体:横纹肌组织中的微观小体
dumbbell interstitial亚铃状间隙原子
dumb-bell screw curl持哑铃弯举
dumb-bell test piece哑铃试验片
dumb with astonishment惊呆得说不出话来
dumb-beel test piece[化] 哑铃试验片
Dumb dogs are dangerous不叫的狗咬人