They said they were magical horns capable of curing poisoning and melancholia.

他们说，它们神奇的角能治愈中毒和忧郁症。

And therefore we need better ways of separating out the biological type of depression, melancholia, from the other conditions.

所以我们要把生理学抑郁症和其它病症进行区分。

It sort of advances are clinical observation that we've long known for over 2,000 years that there was this depression called melancholia or the black dog.

两以来，我们对“黑狗”抑郁症的临床观察又有了新的突破。