n.表皮;上皮
That part of the epidermis on his hand is damaged. 他手上那块表皮受到损伤。
We may say that the epidermis protects the dermis. 我们可以说是表皮保护了真皮。
All debris and detached epidermis must be removed. 一切碎屑和分离的老皮必须清除。
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