pinger

例句：

1. 1. The band leader was pleased to see the audience clapping at their performance.
   乐队领队很高兴看到观众对他们的表演鼓掌。
2. 2. The musician played a clap-and-shake routine for the crowd.
   这位音乐家为人群表演了敲鼓和摇动的特技。
3. 3. The children were excited to learn that they could use a pinger to make sounds.
   孩子们兴奋地了解到他们可以使用拍手器来制造声音。