harmonic series

harmonic-series的词性：
n.（名词）

1. Mathematics A series whose terms are in harmonic progression, as 1 + ^!/3 + ^!/5 + ^!/7 + . . .
【数学】 调和级数系列：其各项之间呈调和级数的系列，例如1 + ^!/3 + ^!/5 + ^!/7 +…

2. Music A series of tones consisting of a fundamental tone and the overtones produced by it, and whose frequencies are consecutive integral multiples of the frequency of the fundamental.
【音乐】 泛音列：由一个基本声音和由它产生出来的泛音组成的、音频是连续完整地对基本声音音频的重复的一组声音