sound spark

例句：

1. 1. The sound of the waves crashing against the shore is soothing.
   海浪拍打岸边的声音令人感到宁静。
2. 2. The bell rang for the assembly to begin.
   铃响了，开始开会。
3. 3. The sound of laughter filled the room.
   房间里充满了笑声。