Read Edit View history 铁证 tiězhèng conclusive proof Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 铁证/鐵證 · tiězhèng · conclusive proof 2026/03/04 铁证 / 鐵證 tiězhèng conclusive proof ironclad evidence or conclusive proof 他的指纹留在现场，这是他作案的铁证。 noun created sense Mar 4, 2026, 02:25 AM