这是发生在皮肤的真皮层，由于胶原蛋白和弹力纤维越来越硬，厚而然后结合在一起。

This occurs in the skin's dermis, as a result of collagen and elastin fibers becoming hard, thick, and then binding together.

youdao

硬斑病是一种结缔组织病，其特征是皮肤因胶原沉积过多而硬化和增厚。

Morphoea is a connective tissue disorder characterised by hardening and thickening of the skin due to an increased collagen deposition.

youdao

问题：厚硬，干燥和粗糙的皮肤。

Problem: Hard, dry andor roughened skin.

youdao