harmonic order

例句：

1. 1. Themusic is in perfect harmony with themelody.
   音乐与旋律完美协调。
2. 2. Theharmonics of a piano are melodious.
   钢琴的和声是悦耳的。
3. 3. The harmonics ofthe violins blend together seamlessly.
   小提琴的和声无缝融合。