bursa of short radial extensor muscle of wrist

例句：

1. 1.The bursa is a small sac that protects the tendon from friction.
   这个滑液囊是小囊袋，保护肌腱免受摩擦。
2. 2.The bursa helps to cushion the tendon and prevent it from getting damaged.
   这个滑液囊有助于缓冲肌腱，防止它受到损伤。
3. 3. The bursa is an important part of the wrist joint that allows for movement.
   这个滑液囊是手腕关节的一个重要部分，允许运动。