表皮下的血管为皮肤添加了一抹红色。

Near-surface blood vessels add a blush of red.

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是植物表皮下的一层或多层细胞，主要由大量薄壁的无色细胞组成。

Hypodermis One or more layers of cells that may be found immediately below the epidermis of plants.

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结果显示：绿原酸主要分布于萼筒和花冠筒的内、外表皮细胞及外表皮下的几层细胞中；

The results showed that chlorogenic acid mainly distributed in the epidermis cells and the next layers cells of outer epidermis in calyx tube and corolla tube;

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