动词 ball:

1. form into a ball by winding or rolling

ballo巴洛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 coal mill钢球磨煤机Ball end Mills球头立铣刀ball of thread线球ball capacitor球形电容器ball bank unit滚珠倾斜装置ball cartridge实弹ball condenser球形冷凝器ball spark gap球形火花隙ball point nib球形笔尖ball separator滚珠轴承分离环

1. It's against the rule to pick up the ball.
   捡球是犯规的。
2. The goalkeeper just managed to palm the ball over the crossbar.
   守门员用手掌将球托出了球门的横木。
3. She rolled the socks into a ball.
   她把袜子卷成一团。
4. The boys were playing with balls.
   男孩子们正在玩球。