调和振动 tiáohézhèndòng harmonic oscillation Origin Definitions Defs Strokes Stroke Words Sentences Sents 调和 調和 tiáohé adjective harmonious balanced, pleasing, or in agreement; to be in harmony振动 振動 zhèndòng verb to vibrate to vibrate; to shake or tremble; (physics) to oscillate or move periodically around a central position