microspikes

例句：

1. 1.The doctor used a microspike toremove the tumor.
   医生用一个微刺来切除肿瘤。
2. 2. The microspike wasinserted into the skin for pain relief.
   微刺被插入皮肤以缓解疼痛。
3. 3. Microspikes are commonly used in medical proceduresto deliver drugs directly into the body.
   微刺在医疗程序中常用于直接将药物输送到体内。