Noun:

1. someone who talks incessantly;

   "I wish that motormouth would shut up"
   

Motoroku素六(名,日本)motorn.马达；发动机；机动车adj.机动的；汽车的；运动神经的Motor-stator deflection coil马达定子式偏转线圈Motor Vehicle Storage Building汽车存放大楼motor vehicle antifreeze fluid汽车防冻液motorized solar control blinds机动遮阳帘motor speed measurement device电机测速装置motor-reversing pumping unit电动机换向抽油机Motor operated main gate valve电动主闸门Motor Transport Supply Officer汽车运输补给军官Motor nerve conduction veloity神经传导速度motor root of ciliary ganglion睫状神经节运动根