easing wedges

例句：

1. 1.The patient was given a sedative to ease the pain.
   病人被给予镇静剂以缓解疼痛。
2. 2. The doctor used an easing wedge to help the patient regain his balance.
   医生使用一个缓解楔子帮助病人恢复平衡。
3. 3. The new design uses easing wedges to improve stability and comfort.
   新设计使用了缓解楔子来提高稳定性和舒适度。