此项研究有121名风湿性关节炎患者参加，他们有六处或更多处疼痛的关节。
The study included 121 people with rheumatoid arthritis who had six or more painful joints.
众所周知，当湿度上升时，许多人的骨头或关节会感到疼痛。
It is commonly known that many people feel pains in their bones or joints when humidity rises.
如果你把手指压在骨头、肌肉或关节的某个特定部位，就能引起疼痛，那你可能受到了严重的伤害。
If you can elicit pain at a specific point in a bone, muscle or joint by pressing your finger into it, you may have a significant injury.
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