文化差异是指不同文化之间的差别，没有文化差异就不存在跨文化沟通。

Cultural difference is the difference between different cultures, cultural differences do not exist without cross-cultural communication.

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然而，这些研究都基于中国传统文化，目前还没有研究探讨中国青年人和年长一代之间面子观的差异。

However, these studies are based upon Chinese traditional culture. No research has compared the differences between Chinese youth's concept of face and the old generation's.

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