proportional expenses

• 比例费用

proportional expenses的用法和样例：

例句

1. Media budget is the biggest part in the whole advertising expenses.
   在广告主每年度的广告费用中，媒体投放费用往往占据了最大的比例。
2. Of all medical expenses, drug expenses rank first both in increment speed and in proportion.
   药品费用无论是增长速度还是所占比例，均位居医疗费用之首。