Read Edit View history 证明完毕 zhèngmíngwánbì QED Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 证明完毕/證明完畢 · zhèngmíngwánbì · QED 2026/03/04 证明完毕 / 證明完畢 zhèngmíngwánbì QED (math.) end of proof; QED (quod erat demonstrandum) 至此，该定理证明完毕。 created sense Mar 4, 2026, 02:25 AM