Read Edit View history 真皮层 zhēnpícéng dermis Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 真皮层/真皮層 · zhēnpícéng · dermis 2026/03/04 真皮层 / 真皮層 zhēnpícéng dermis dermis 胶原蛋白主要存在于皮肤的真皮层中。 created sense Mar 4, 2026, 02:25 AM