And this complete decline in functioning is one of the major reasons that

功能的完全衰退是我们把抑郁症列为
we consider depression one of the most debilitating disorders.

最衰弱的精神疾病之一的主要原因
And then finally, "deviance," the behaviors or feelings are highly unusual.

最后是"异常" 行为和感觉非常的不寻常
This is probably the most controversial of the three.

这可能是这三点里争议最大的一项
Because it weighs, it is so heavily influenced by the social norms.

因为它很大程度上受社会准则的影响
What's deviant in one culture is not deviant in another culture.

在一种文化里的异常在另一种文化里就不是
But if a set of behaviors is completely

但假如某些行为在某种文化里完全无法
unacceptable to a culture, highly unusual, they're more likely to end up

被接受极不寻常它们更有可能
getting labeled as abnormal. Okay. So, how do we pull this all together?

被归为不正常那么我们怎么整合这三点呢
Well, these days the manual for making diagnoses in clinical psychology

现今美国临床心理学和精神病学领域
and psychiatry in the United States is called

用来诊断的手册叫作
the Diagnostic and Statistical Manual or the DSM,

《精神疾病诊断和统计手册》