epitheliochorial

例句：

1. 1. The skin is the outermost layer of the body.
   皮肤是身体的最外层。
2. 2. The epidermal cells are responsible for protecting the underlying tissue.
   表皮细胞负责保护下面的组织。
3. 3. Epitheliochorial cells are found in various tissues throughout the body.
   表皮细胞存在于身体的各个组织中。