Read Edit View history 明矾 míngfán alum Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 明矾/明礬 · míngfán · alum 2026/03/04 明矾 / 明礬 míngfán alum alum 明矾可以用来沉淀水中的杂质。 noun created sense Mar 4, 2026, 02:25 AM