- spare
 - [spεə]
 - vt. 节约,吝惜;饶恕;分出,分让
vi. 饶恕,宽恕;节约
adj. 多余的;瘦的;少量的
n. 剩余;备用零件 
同义词
           - v. dispense with,give up,part with,save
 - n. fifth wheel,spare part
 - a. bare,excess,free,trim
 
参考例子
           - 1.She never spares any other's feelings.
 - 她从不伤害别人的感情。
 
- 2.I have no spare cash to lend you.
 - 我没有多余的现款可以借给你。
 
- 3.Do you have spare parts?
 - 你有多余的零件吗?
 
英文解释
           - n.
 - 1.an extra component of a machine or other apparatus
 - 2.an extra car wheel and tire for a four-wheel vehicle
 - 3.a score in tenpins; knocking down all ten after rolling two balls
 
- v.
 - 1.refrain from harming
 - 2.save or relieve from an experience or action
 - 3.give up what is not strictly needed
 - 4.use frugally or carefully
 
- adj.
 - 1.thin and fit
 - 2.more than is needed, desired, or required
 - 3.not taken up by scheduled activities
 - 4.kept in reserve especially for emergency use
 - 5.lacking in amplitude or quantity
 - 6.lacking embellishment or ornamentation
 
网络释义
               - spare
 - (形)多余的; 补中; 备用的; 备件;
 
- spare parts
 - 备件; 备用件; 配件; 散件/备件;
 
- spare capacity
 - 闲置的生产能力; 剩余容量; 后备容量; 容车馀量〔道路;
 
- spare wheel
 - 备胎,备用轮胎; 备用轮胎; 备胎; 备胎备用轮胎;
 
- Hot Spare
 - 热后备; 热备份; 热备援; 热备用;