expend

vt.

花费；耗尽；用光；

过去式：expended过去分词：expended现在分词：expending第三人称单数：expends

1. He lived high and expended largely.
   他生活讲究，花费很大。
2. He has expended much time and energy on that experiment.
   他已经花费许多时间、金钱在那实验上。
3. The soldiers expended all their ammunition in that fight.
   士兵在那场战斗中用尽了所有的弹药。
4. I had expended much time on the work but they told me it's useless.
   我花了很多时间在这件工作上，他们却告诉我说这是无用的。

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