Read Edit View history 骨胶原 gǔjiāoyuán collagen Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 骨胶原/骨膠原 · gǔjiāoyuán · collagen 2026/03/04 骨胶原 / 骨膠原 gǔjiāoyuán collagen collagen (protein) 这种护肤品含有丰富的骨胶原。 noun created sense Mar 4, 2026, 02:25 AM