please help me to understand this sentence~thanks

问题描述:

please help me to understand this sentence~thanks
Desired expenditure need not equal actual expenditure,either in total or in any individual category.

需要费用不一定需要跟实际费用相等,不论是总的来讲,还是在各个小项中.
您最好给个context,这样大家翻起来更加relevant.