...the treatment of mania...是什么意思？

...the treatment of mania...

对躁狂症的治疗

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

treatment

n. 治疗，疗法，处理，待遇，对待；

例句
He was admitted yesterday for treatment of blood clots in his lungs.
他昨天入院治疗肺部的血块。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

mania

n. <医>狂躁，狂热，热衷，狂爱；

例句
In his latter years religious mania clouded his mind.
晚年的时候，对宗教的狂热让他丧失心智。