如果已知“黑人”与“非裔美国人”被看待的方式不同，研究人员到目前为止还没有确定那种认知差异是如何产生的。

If it was known that "Black" people were viewed differently from "African Americans", researchers, until now, hadn't identified what that gap in perception was derived from.

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根据美国明尼苏达州的Ernst Gellhorn教授的理论，非健康机能是“活动性与恢复性阶段是同时发生的。”

Unhealthy functioning, according to Professor Ernst Gellhorn of the University of Minnesota, "the active and recovery phase take place simultaneously."

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