皮肤结构图显示，表皮由角质层、颗粒层、透明层和基底

The skin structure map shows that the epidermis is composed of stratum corneum, granular layer, transparent layer and basal layer, the dermis is composed of papillary layer, reticular layer and subcutaneous reticular layer, and the subcutaneous tissue is composed of fat layer and connective tissue layer. This is a 2.5D medium-range lens shot, using natural light source, isometric projection.