问题描述：
英语翻译
The intensity of both his affections and his aversions made him devoted as a friend but unforgiving as a foe,as those unlucky proteges who passed from one category to the other found to their cost.
求翻译这句话,还有这句话里面最后一个to的用法.
The intensity of both his affections and his aversions made him devoted as a friend but unforgiving as a foe,as those unlucky proteges who passed from one category to the other found to their cost.
求翻译这句话,还有这句话里面最后一个to的用法.
问题解答：
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