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备用双绞线
1、spare capacity───备用容量，闲置生产能力；备用容量；闲置的生产能力
2、pair───n.一对，一双，一副；n.(Pair)人名；(英、法)佩尔；vt.把…组成一对
3、bt pair───bt对
4、spare wheel───n.备胎，备用轮胎
5、spare cash───闲钱；余款
6、spare time───n.消遣时间; 闲空; 余; 工余；n.消遣时间；业余时间
7、spare───v.饶恕；不伤害；不毁坏；使避免；（尤指在自己困难的情况下）抽出，匀出；剩下；分让；节约；吝惜；删节；n.(Spare)（美、英、瑞典、加、拉脱维亚、印、法）史琶尔（人名）；n.备用品；（汽车或其他设备的）备用零件，配件；（十柱保龄球戏中的）二击全倒；adj.额外的，备用的；多余的；瘦高的，瘦长的；简朴的；未装饰的；空闲的；少量的；节约的
8、spare part───n.备件
9、a pair───一对；一双；一对搭档；一副；一对；一副
1、a spare part; a spare pair of sneakers.───备用的一部分；一双预备的运动鞋
2、Francois is looking for his spare pair. I'll see if the prescriptions match.───法兰西斯在找教授多的那副眼镜届时我看看是否符合
3、Pack a mini hairbrush and spare pair oftights.───随身带上小发梳并备好一套紧身衣。
4、He picks up a spare pair of boots and pulls out C-Note’s five hundred dollars. But that doesn’t stop him.───他找到一双备用靴子，从中拿出C-Note的500美元。
5、I wondered if you needed a spare pair of sheets.───我想问问你是否需要两条备用床单。
6、Please bring: Swimsuit, towel and spare pair of socks. Shampoo, soap etc. ( Showers available).───携带泳衣、毛巾、浴巾、备用的袜子、洗发精、肥皂等盥洗用具。
7、spare part; a spare pair of sneakers.───备用的一部分；一双预备的运动鞋。
1、I disinterred my eightpence and took the road with Nobby, a respectable, downhearted tramp who carried a spare pair of boots and visited all the Labour Exchanges.
2、Not surprisingly, a spare pair of legs.
3、A spare pair of stockings or tights should always be handy as nothing looks so unattractive as laddered tights.
4、What essentials do you pack? Not surprisingly, a spare pair of legs.
5、A spare pair of trunks had been annoyingly found.
6、If possible keep a spare pair of glasses accessible in case your main pair is broken or lost.