泛音

例句：

1. 1. The piano produces a rich sound with its unique set of overtones.
   钢琴以其独特的泛音产生丰富的音色。
2. 2. When you play an instrument, the overtones create a beautiful melody.
   当你演奏乐器时，泛音创造出美妙的旋律。
3. 3. Musicians often use overtones to enhance their performances.
   音乐家经常利用泛音来增强他们的表演。