thymocyte

例句：

1. 1.Thymocytes are a type of white blood cell that play a crucial role in the immune system.
   胸腺细胞是一种白细胞，在免疫系统中起着至关重要的作用。
2. 2.The thymocytes are responsible for producing and maintaining the T-cell receptor, which is essential for immunity.
   胸腺细胞负责产生并维持T细胞受体，这对于免疫力至关重要。
3. 3. In some diseases, such as cancer, the thymocytes may be abnormally activated, leading to an immune response against the body's own tissues.
   在一些疾病中，如癌症，胸腺细胞可能会异常激活，导致对自身组织的反应。