Read Edit View history 力学波 lìxuébō mechanical wave Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 力学波/力學波 · lìxuébō · mechanical wave 2026/03/04 力学波 / 力學波 lìxuébō mechanical wave mechanical wave 力学波的传播需要介质。 created sense Mar 4, 2026, 02:25 AM