首先，有一个XML保真性的问题。

First, there is a XML fidelity issue.

youdao

你真性的光辉和自信，也开始重返回来。

The memory of your real nature, with all its splendor and confidence, begins to return to you.

youdao

真性的抑郁症在19世纪是不可治愈的，患者总是保持忧伤或者只关注自己的生活。

Genuine depression was untreatable in the 19th century, and its victims often descended into madness or took their own lives.

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