VERB 支出不足;花费少于预算;花费低于支付能力 If an organization or country underspends, it spends less money than it plans to or less money than it can afford. 支出不足;花费少于预算;花费低于支付能力 [Also VERB n] [Also + on]
...a country that underspends on health and overspends on statisticians. [VERB + on]
一个在公共卫生方面支出不足而在统计人员方面支出过高的国家
Underspend is also a noun.
There has been an underspend in the department's budget.