For each top-level feature, or facet, there is a sub-tree of possible values.

对于每个顶级特性或方面，都有一个可能值组成的子树。

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Another facet of personality change due to Alzheimer's disease is the occasional emergence of an underlying feature of the person's character which had previously been well-hidden.

由于阿尔茨海默氏症的人格改变的另一个方面是偶尔出现一个人的性格，以前隐藏的底层特征。

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Another facet of personality change due to Alzheimer's disease is the occasional emergence of an underlying feature of the person's character which had previously been well-hidden.

由于阿尔茨海默氏症的人格改变的另一个方面是偶尔出现一个人的性格，以前隐藏的底层特征。

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