Ballat巴拉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 plug gauge球塞规ball and socketadj.球窝式的ball go-devil清管球ball-shooting喷丸清理ball flat steel球扁钢ball specialist球类专修ball pulverizer钢球磨碎机ball-breakingadj.令男子精力耗竭的ball load ratio装球比ball flow meter球形流量计