Read Edit View history 皂矾 zàofán green vitriol Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 皂矾/皂礬 · zàofán · green vitriol 2026/03/04 皂矾 / 皂礬 zàofán green vitriol green vitriol (ferrous sulfate FeSO4:7H2O) 皂矾在工业上常用于制造颜料。 noun created sense Mar 4, 2026, 02:25 AM