| 单词 | expend |
| 释义 | expendexpendsexpendedexpendingexpendexpend /ɪkˈspend/ verb [transitive] formal to use money, time, or energy: A lot of effort has been expended on creating the right image for the company.havebeexpendcreate为建立良好的公司形象已经投入了很多精力。 |
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