One reason for this, Rayo said, is that our relationships with friends and families do not have a lot of "status differentiation."

一个理由，Rayo说道，就是我们与亲朋好友的关系，没有多少“身份地位的差别。”

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Objective: To study the relationship between TCM Syndrome Differentiation typing (TCMSDT) in hypertension and cognitive status.

目的：探讨高血压病患者的认知功能状态及其与辨证分型的关系。

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In the study of social stratification, scholars focus more on the income of the middle class in large cities, education, social status and other aspects of differentiation.

在社会分层研究中，学者们更注重大城市中产阶层的收入、受教育程度、社会地位等方面的分化。

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