Read Edit View history 平面波 píngmiànbō plane wave Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 平面波 · píngmiànbō · plane wave 2026/03/04 平面波 píngmiànbō plane wave a plane wave 平面波在真空中沿固定方向传播。 created sense Mar 4, 2026, 02:25 AM