Between us we soon supplied his wants, and then over a belated supper we explained to the baronet as much of our experience as it seemed desirable that he should know. 

麻烦老师分析一下这个比较结构：as much of our experience as it seemed desirable that he should know.  比较项是“much of our experience ”，后面的比较从句怎么理解和翻译呢？