Read Edit View history 钙华 gàihuá tufa Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 钙华/鈣華 · gàihuá · tufa 2026/03/04 钙华 / 鈣華 gàihuá tufa a type of limestone formed by the precipitation of calcium carbonate from mineral springs, including travertine 黄龙景区的钙华地貌是世界级的自然奇观。 noun created sense Mar 4, 2026, 02:25 AM