Langerhans cell

例句：

1. 1.Langerhans cells are responsible for fighting off infections in the body.
   郎格汉斯细胞负责在体内抵抗感染。
2. 2. The immune system relies heavily on Langerhans cells to fight off diseases.
   免疫系统严重依赖郎格汉斯细胞来抵抗疾病。
3. 3.Researchers are studying how Langerhans cells can be used to treat cancer.
   研究人员正在研究如何利用郎格汉斯细胞治疗癌症。