名词
中文翻译：皮肤的层次结构
同义词：
['stratum', 'stratum structure', 'stratum layering例句：1. The dermis is the first layer of the skin', 'where cells are organized in a specific pattern.（真皮是皮肤的第一层，其中细胞按特定模式组织。）']
例句：
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1. The dermis is the first layer of the skin, where cells are organized in a specific pattern.
真皮是皮肤的第一层，其中细胞按特定模式组织。
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2.The epidermis is the outermost layer of the skin, which protects it from external factors.
表皮是皮肤的最外层，它保护皮肤免受外部因素的伤害。
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3. The papillary layer is made up of tiny projections or papillae that help to trap moisture and keep the skin hydrated.
乳头层由微小的突起或乳头组成，它们有助于捕捉水分并保持皮肤的水分。