Ballus鲍卢什balln.球；球状物；炮弹；舞会；愉快的经历；<口>胆量；胡说；（复）睾丸v.使成球状；呈球状；<俚>性交ball shape wheel球形磨头ball inclination球形倾斜仪ball piston pump球塞泵ball peen hammer圆头锤ball mill cement球磨水泥ball screw drive滚珠丝杠传动Ball Screw Units滚珠丝杠副ball manipulator球状铰接机械手,球窝机械手ball screw shaft滚珠丝扛ball contact tip球测头