Read Edit View history 埋孔 máikǒng buried via Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 埋孔 · máikǒng · buried via 2026/03/04 埋孔 máikǒng buried via (electronics) buried via 这种多层电路板采用了埋孔设计，以提高布线密度。 created sense Mar 4, 2026, 02:25 AM