spareadj.备用的;多余的;闲置的v.抽出;饶恕;赦免;节约n.备用品;剩余
spare quad备用四心线组
spare tank备用槽
spare mail垃圾邮件
spare mode备用工作方式
spare reel备用磁带盘
spare room客房
spare ribs排骨
spare gate备用门
spare part备件; 附件
spare pair备用线对