/ɪkˈspend ||; ɪkˈspɛnd/verb
[T] (formal 正式)expend sth (on sth) to spend or use money, time, care, etc in doing sth 花(钱、时间、心思等):
I have expended a lot of time and energy on that project.为了那个计划,我花了不少时间和心血。
expend/Ikˋspɛnd; Ikˈspend/v [T] formal to use money, time, or energy【正式】花费﹐消耗〔钱﹑时间或精力〕: A lot of effort has been expended on creating the right image for the company. 为建立良好的公司形象已经投入了很多精力。