Take a rest and reduce the movement of knee joint when symptoms of pain and swelling appear.
疼痛，肿胀明显时，应注意休息，减少膝关节活动。
No swelling of joint. Movement not restricted. No swelling of both legs. No venous hemangiectasis.
关节无肿胀，活动不受限，双下肢无浮肿、无静脉血管扩张。
Mobility system: no deformation of four limbs, no red swelling of joint. Free movement.
运动系统；四肢正畸形，关节无红肿，活动自如。
Arthritis produces pain, swelling and limited movement in one or more joints. It involves the breakdown of cartilage.
关节炎会产生疼痛浮肿，也会限制在一个或者多个关节上的运动。它也会牵涉到软骨的损坏。
The swelling or shrinkage with changes in moisture content is known as movement.
木材随含水量变化发生膨胀或收缩，这种现象称为胀缩。
The right ankle joint is swelling. The tenderness of external ankle is obvious. The right ankle joint is red and the movement is limited.
右踝关节肿胀，外踝处压痛明显，右踝关节红且活动受限。
The right ankle joint is swelling. The tenderness of external ankle is obvious. The right ankle joint is red and the movement is limited.
右踝关节肿胀，外踝处压痛明显，右踝关节红且活动受限。
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