花费大量支出
花去...的大部分
占去..的大部分
If you live in a region that is cold in the winter, heating costs take a big bite out of your monthly budget for 25 - 50% of the year.
如果你住在冬天比较冷的地区,取暖费要花去你每月预算的一大部分,为年预算的25%~50%.