thymustod

例句：

1. 1. Thymus is responsible for producing T cells, which are important for fighting infections.
   胸腺负责产生T细胞，这对于抵抗感染至关重要。
2. 2. The thymus gland plays a crucial role in the development of the immune system.
   胸腺在免疫系统的发展中起着关键作用。
3. 3. Thymus tod is a rare and endangered species that can only be found in a few places around the world.
   Thymus tod是一种罕见的濒危物种，仅能在世界上的少数地方找到。