Read Edit View history 丁二醇 dīng'èrchún butanediol Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 丁二醇 · dīng'èrchún · butanediol 2026/03/04 丁二醇 dīng'èrchún butanediol butyl glycol; butanediol 这种护肤品中添加了丁二醇作为保湿剂。 noun created sense Mar 4, 2026, 02:25 AM