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单词 expendable
释义 ex·pend·able
I. \ikˈspendəbəl, (ˈ)ek|s-\ adjective
: that may be expended: as
 a. : normally used up or consumed in service
  < such expendable supplies as pencils, ink, and paper >
 b. : more economically replaced than rescued, salvaged, or protected; specifically : sacrificed according to plan in order to accomplish a military mission
  < in a war anything can be expendable — money or gasoline or equipment or most usually men — W.L.White >
II. noun
(-s)
: one that is expendable — usually used in plural
 < when an army is retreating, a small force is left behind to cover the retreat and be sacrificed to the enemy: they are expendables — Drew Pearson >
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更新时间:2025/3/17 0:22:29