/sper/
ADJ 备用的，外加的；不用的，闲置的；空闲的，空余的；多余的；简单的，简朴的；瘦的，瘦高的；少量的；节约的 v. 饶恕，赦免；省得，免去；节约，吝惜；保证（或满足）自己的需要（spare oneself）；剩余，剩下（时间、金钱或空间）；分让；删节 v. 抽出，拿出（时间、金钱等）； I beg of you, would you be so kind as to spare some coins for a hungry woman? n. 备用品；（车辆或机器的）零件，备件；（十柱保龄球戏中的）二击全倒
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Keep spare clothes and footwear in your car.
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If someone repeats a joke that you’ve already heard, still chuckle as it will spare the other person’s feelings.