当原纤维遭到破坏或者缺失就像混凝土缺少钢筋一样，骨性关节炎就会发生。软骨的机械性变弱易于磨损和撕裂。
Osteoarthritis occurs when the fibrils are disrupted or lost - just like concrete without the steel, the cartilage becomes mechanically weak and susceptible to wear and tear.
当原纤维遭到破坏或者缺失就像混凝土缺少钢筋一样，骨性关节炎就会发生。软骨的机械性变弱易于磨损和撕裂。
Osteoarthritis occurs when the fibrils are disrupted or lost - just like concrete without the steel, the cartilage becomes mechanically weak and susceptible to wear and tear.
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