Read Edit View history 丙纶 bǐnglún polypropylene Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 丙纶/丙綸 · bǐnglún · polypropylene 2026/03/04 丙纶 / 丙綸 bǐnglún polypropylene polypropylene fiber 这种地毯是由丙纶制成的。 noun created sense Mar 4, 2026, 02:25 AM