backpitch

例句：

1. 1. The singer gave a backpitch to the audience.
   歌手向观众做了一个反拍。
2. 2. The orchestra played a beautiful backpitch during the concert.
   音乐会上，管弦乐队演奏了一个美妙的反拍。
3. 3. The pianist performed a backpitch that perfectly matched the rhythm of the song.
   钢琴家演奏的反拍完美地与歌曲的节奏相匹配。