harmonic peak

例句：

1. 1.The harmonic peak of the melody is what makes it so beautiful.
   旋律的谐振峰使其如此美妙。
2. 2. The harmonic peak in this song is incredibly catchy.
   这首歌中的谐振峰非常吸引人。
3. 3.The harmonic peak of the piano was a highlight of the performance.
   钢琴的谐振峰是演出的一个亮点。