/bæk; bæk/
n
1 part or surface of an object that is furthest from the front; part that is less used, less visible or less important 後部; 後面; 背面; 反面
*If you use mirrors you can see the back of your head. 使用两个镜子能看见自己的头的後部.
* The index is at the back (of the book). 索引在（书的）末尾.
* The child sat in the back (of the car) behind the driver. 那孩子坐在（汽车的） 後部, 司机身後的位置上.
* I was at the back (of the cinema) and couldn't see well. 我坐在（电影院的）後排, 所以看不好.
* Write your address on the back (of the cheque). 把你的地址写在（支票的）背面.
* a room at the back of the house 房屋内靠後面的一个房间
* a house with a garden at the back 有後花园的房屋
* You can't cut with the back of the knife. 用刀背就无法切割.
* the back of one's hand, ie the side with the nails and the knuckles 手背. Cf 参看 front 1.
2 (a) rear part of the human body from the neck to the buttocks; spine 人体的背部; 脊椎骨
*He lay on his back and looked up at the sky. 他仰卧着观>看天空.
* She broke her back in a climbing accident. 她在一次攀登事故中折断了脊梁骨.
(b) part of an animal's body that corresponds to this 动物的脊背
*Fasten the saddle on the horse's back. 把鞍子系在马背上. =>illus at horse 见horse之插图.
3 part of a garment covering the back 後襟.
4 part of a chair against which a seated person's back rests 椅子的靠背; 椅背. =>illus at App
1 见附录1之插图, page xvi.
5 (in football, etc) defensive player whose position is near the goal （足球等）後卫.
6 (idm 习语) at the back of one's mind in one's thoughts, but without being of immediate or central concern 在内心中（但并非急事或要事）
*At the back of his mind was the vague idea that he had met her before. 他隐隐约约地觉得以前曾经见过她. the ,back of bey`ond an isolated place, far from a centre of social and cultural activity 与外界隔绝的地方; 远离闹市的地方
*They live somewhere at the back of beyond. 他们住的地方远离闹市. ,back to `back with back against back 背靠背
*Stand back to back and let's see who's taller. 背靠背站好, 看看谁的个子高. ,

/bæk; bæk/
adj (esp attrib and in compounds; no comparative or superlative 尤用于定语及复合词中; 无比较级或最高级)
1 situated behind 位置在後的
*a back garden 後花园
* the back door 後门
* back teeth 槽牙
* `back streets, ie usu narrow streets in a poor part of a town 後街（通常指城镇贫民区中狭窄的街道）.
2 (a) of or for a past time 以前的; 过去的
*back issues of a magazine 过期的杂志.
(b) owed for a time in the past; overdue 拖欠的; 逾期的
*back pay/taxes/rent 积欠的工资[税款/租金].
3 (phonetics 语音) (of a vowel) formed at the back of the mouth （指元音）後元音的.
4 (idm 习语) put sth on the back burner (infml 口) put work, etc aside to be dealt with later 将工作等暂时搁置留待以後处理. by/through the back door in an unfair illegal way 走後门（采取不正当不合法的手段）
*He used his influential friends to help him get into the civil service by the back door. 他利用那些有权有势的朋友帮助他走後门, 到政府行政部门任职.

/bæk; bæk/
adv part
1 (a) towards or at the rear; away from the front or centre 往後; 在後; 在背面
*Stand back to allow the procession to pass. 往後站, 让队伍通过.
* Sit well back in your chair. 靠着椅背坐好.
* You've combed your hair back. 你已把头发梳到後面.
* The house stands back (ie at some distance) from the road. 那房屋离>公路有一段距离.
* We passed a garage, about a mile back. 我们经过了一个汽车服务站, 大约有一英里远了. Cf 参看 forward1 1.
(b) under control 控制住; 忍住
*He could no longer hold back his tears. 他再也忍不住自己的眼泪.
* The barriers failed to hold/keep the crowds back. 那些障碍物未能拦住群众.
2 (a) in(to) an earlier position, condition or stage 在（回到）以前的位置、状况或阶段
*Put the book back on the shelf. 把书放回到书架上.
* Please give me my ball back. 请把球还给我.
* My aunt is just back (ie has just returned) from Paris. 我姨妈刚从巴黎回来.
* It takes me an hour to walk there and back. 我步行一个来回用一小时.
* We shall be back (ie home again) by six o'clock. 我们六点钟回来.
* The party expects to be back in power after the election. 该党希望大选以後能重新掌权.
(b) (of time) ago; into the past （指时间）以前, 上溯
*(way) back in the Middle Ages 上溯到中世纪
* That was a few years back. 那是几年以前的事.
3 in return 回报
*If he kicks me, I'll kick him back. 他若踢我, 我就踢他.
* Jane wrote him a long letter, but he never wrote back. 简给他写了封长信, 然而他一直没有回信.
* She smiled at him, and he smiled back. 她向他微笑, 他也向她微笑.
4 (idm 习语) back and `forth from one place to another and back again repeatedly 来回地
*ferries sailing back and forth between Dover and Calais 往返于多佛港和加来港之间的渡船. (in) back of sth (US infml 口) behind sth 在某物的後面
*the houses back of the church 位于教堂後面的房屋.

/bæk; bæk/
v
1 [I, Ipr, Ip, Tn, Tn.pr, Tn.p] (cause sth to) move backwards （使某物）後退
*back (a car) out of/into the garage, onto the road, into (ie hitting) a tree 开倒车驶出[驶入]车房、驶上公路、撞着一棵树.
2 [Ipr, Tn] ~ (on/onto) sth face sth at the back 背对着某物
*Our house backs on(to) the river. 我们的房子背靠着河.
3 [Tn]
(a) give help or support to (sb/sth) 帮助, 支持　某人[某事]　
*She's the candidate who is backed by the Labour Party. 她是工党支持的候选人.
(b) give financial support to (sb/sth) 给　某人[某事物]　以财务上的支持
*Who is backing the film? 谁是那影片的赞助人?
4 [Tn] bet money on (a horse, greyhound, etc) 下赌注于（赛马、赛狗等）
*I backed four horses but won nothing. 我在四匹马上下了注, 但全都输了.
* Did anyone back the winner? 有人下注下在最後胜出的这匹马上了吗?
* The favourite was heavily backed, ie Much money was bet on its winning the race. 在那匹热门马上下了重注.
5 [Tn, Tn.pr esp passive 尤用于被动语态] ~ sth (with sth) cover the back of sth; be a lining to sth 覆盖某物的背面; 作某物的衬里
*The photograph was backed with cardboard. 照片背面衬上了一层纸板.
6 [Tn] sign (sth) on the back as a promise to pay if necessary; endorse 在背面签字作为可根据需要随时付 款的担保; 背书
*back a bill, note, etc 在单据、票据等上背书.
7 [I] (of wind) change gradually in an anti-clockwise direction (eg from E to NE to N) （指风向）循反时针方向逐渐改变（如由东风转为东北风再转为北风）. Cf 参看 veer 2.
8 (idm 习语) ,back the wrong `horse support the loser (in a contest) 下错了赌注; 支持（竞赛中的）输家.
9 (phr v) back away (from sb/sth) move backwards in fear or dislike 因害怕或厌恶而後退
*The child backed away from the big dog. 那个孩子看见大狗就向後退了. back `down; US back `off give up a claim to sth; yield 放弃对某事物的要求; 屈服
*He proved that he was right and his critics had to back down. 他证明了他是正确的, 而那些非难他的人不得不收起他们那一套. back out (of sth) withdraw from (an agreement, a promise, etc) 不履行（协议、承诺等）
*It's too late to back out (of the deal) now. 现

Kallebäck is one of 8 districts in Örgryte borough, Gothenburg, Sweden.