Normal epithelial cells;

正常上皮细胞；

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Normal epithelial cells, in cooperation with the microenvironment that surrounds them, actively help maintain the health and integrity of tissue.

正常的上皮细胞与围绕它们的微环境共同协作，积极帮助维护健康、完整的组织。

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Normal epithelial cells, in cooperation with the microenvironment that surrounds them, actively help maintain the health and integrity of tissue.

正常的上皮细胞与围绕它们的微环境共同协作，积极帮助维护健康、完整的组织。

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