Ballesn.巴利斯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 thrust bearing止推滚珠轴承,推力滚珠轴承,滚珠止推轴承,推力球轴承ball joint roof bar球铰顶梁ball of black-ash熔结粗苏打ball and bar system球杆系统Ball-mill machine球磨机Ballas type diamond巴拉斯型金刚石ball bearing washer轴承座垫片ball-mill refiner球磨精研机ball-race bearing滚珠轴承ballistocaridographn.心冲击描记器