percussion tenderness over hepatic region

例句：

1. 1. The patient was given a percussion to relieve his pain.
   病人被给予敲击以缓解他的疼痛。
2. 2. The doctorused a percussionto check the patient'sheartbeat.
   医生使用敲击来检查病人的心跳。
3. 3. The teacher gave a percussion on the piano keys to demonstrate thetechnique.
   老师在钢琴键上敲击以演示技巧。