大部分肿瘤都发生在覆盖器官表面的上皮细胞层。
Most cancers occur in the sheets of epithelial cells that line organs.
结果表明，头肾是鲤鱼的主要免疫器官，表面覆盖有一薄层纤维结缔组织性被膜，未见明显的小梁。
The results showed that the major immune organ in the carp was the head kidney. The surface of the head kidney was covered with a thin layer of fibroid connective tissue capsule.
结果表明，头肾是鲤鱼的主要免疫器官，表面覆盖有一薄层纤维结缔组织性被膜，未见明显的小梁。
The results showed that the major immune organ in the carp was the head kidney. The surface of the head kidney was covered with a thin layer of fibroid connective tissue capsule.
应用推荐