谐波 xiébō harmonic Definitions Defs Origin Strokes Stroke Words Sentences Sents 简谐波 jiǎnxiébō simple harmonic wave simple harmonic wave; sine wave基谐波 jīxiébō fundamental frequency fundamental frequency or base harmonic总谐波失真 zǒngxiébōshīzhēn total harmonic distortion (acoustics) total harmonic distortion (THD)