正本真皮已不在动物身上，但它的表皮之下依然有水分，以坚持皮质柔软。
The original leather is not on the animal, but it still has moisture under the skin to keep the skin soft.
目的利用表皮细胞复合脱细胞真皮构建组织工程皮肤，探讨其用于修复动物皮肤缺损的可行性。
Objective To investigate the feasibility of repairing animal skin defection with tissue-engineered skin made by cultured keratinocytes and acellular dermal matrix.
皮，皮肤：形成动物的外皮或覆盖物，并在背椎动物中形成表皮和真皮的膜状组织。
The membranous tissue forming the external covering or integument of an animal and consisting in vertebrates of the epidermis and dermis.
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