osteo-chondro-arthritis

例句：

1. 1. He has osteo-chondro-arthritis, which limits his activities.
   他有骨关节炎，这限制了他的活动。
2. 2. The patient's condition worsened due to the osteo-chondro-arthritis.
   由于骨关节炎，患者的病情恶化了。
3. 3. The doctor prescribed medication to help manage the symptoms of osteo-chondro-arthritis.
   医生开了药来帮助管理骨关节炎的症状。