expend       
verb [ T ]  formal uk/ɪkˈspend/ us/ɪkˈspend/
 花费,消费,耗费(尤指时间、精力或钱)
to use or spend time, effort, or money
  You expend so much effort for so little return. 你费了那么大劲儿,回报却如此微不足道。 
 Governments expend a lot of resources on war. 各国政府在战争上消耗了大量资源。