Read Edit View history 砜 fēng an organic compound Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 砜/碸 · fēng · sulfone 2026/03/04 砜 / 碸 fēng sulfone sulfone 二甲砜是一种常见的有机硫化合物。 created sense Mar 4, 2026, 02:25 AM