As the president ended his speech, we clapped politely.

校长演讲完毕，我们礼貌地鼓掌。

They were clapping their hands to the music.

他们随着音乐的节奏拍起手来。

give sb a clap

为某人鼓掌

Sibson was shaken by a clap of thunder.

辛伯森被雷声吓得哆嗦了一下。