膠原質 Save Sign in to save words Simplified: 胶原质 jiāoyuánzhì ㄐㄧㄠ ㄩㄢˊ ㄓˋ collagen (protein) Character by character 膠(jiāo)glue 原(yuán)surname Yuan 質(zhì)character A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0