subcuticle

例句：

1. 1.The doctor examined the patient's subcuticle and found no signs of infection.
   医生检查了患者的皮肤下层，没有发现感染的迹象。
2. 2. The scientist studied the subcuticle of the skin to understand its function.
   科学家研究了皮肤的皮下层，以了解其功能。
3. 3. The procedure involves removing the subcuticle layer before stitching up the wound.
   该程序包括在缝合伤口前移除皮下层。