顆粒層
the layer of epidermis just under the stratum corneum or (on the palms and soles) just under the stratum lucidum contains cells (with visible granules) that die and move to the surface
角質層あるいは（手掌や足の裏では）表皮の透明層の直下にある表皮の層 死んで、表面に向かう（可視的粒のある）細胞を含む