finned drum

例句：

1. 1. The orchestra played a finned drum in the background.
   乐队在背景中演奏了一只铁鼓。
2. 2.The finned drum was used to signal the start of the parade.
   铁鼓被用来作为游行开始的信号。
3. 3. The finned drum was played during the national anthem.
   在国歌演奏时，铁鼓被演奏。