溜溜球

例句：

1. 1. The kids were playing with their new rollers on the playground.
   孩子们在操场上玩他们的新溜溜球。
2. 2. She loved rolling her toy ball around the room.
   她喜欢在房间里滚动她的玩具球。
3. 3. Roller games are a great way for children to exercise and have fun.
   溜溜球游戏是儿童锻炼和娱乐的好方法。