spares
[spers]
v.
抽出( spare的第三人称单数 );
节省;
（尤指不会造成不便或损失地）供给;
剩下;
例句:
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Poor or tardy supply of spares from the makers.
来自Which?
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I'll show you where the spares are kept.
我会指给你看放备件的地方.
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He never spares himself in his work.
他干活从不惜力.
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She never spares the butter when baking.
她烤东西的时候从不吝惜奶油.
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It controls fluid levels and spares the adrenal glands.
来自SA
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A car may carry only 2 spares.
来自Rally Car