arthrodic

例句：

1. 1. The patient had a painfularthritis in his shoulder.
   病人的肩膀患有疼痛的关节炎。
2. 2. Arthritis isa common cause of joint pain and stiffness.
   关节炎是导致关节疼痛和僵硬的常见原因。
3. 3. She was diagnosed with rheumatoid arthritis.
   她被诊断出患有风湿性关节炎。