expend例句分享

　　She expended all her efforts on the care of home and children.

　　她把所有精力都花在料理家務和照顧孩子上。

　　He had expended much time and energy on that experiment.

　　他已經(jīng)花費了許多時間、金錢在那個實驗上。

　　The enemy had expended all their ammunition.

　　敵人已耗盡所有的彈藥。