/lu:z; luz/
v (pt, pp lost / lCst; ?@ lR:st; lRst/)
1 [Tn] have (sth/sb) taken away from one by accident, misfortune, old age, death, etc 失去, 丧失, 损失（某事物[某人]）
*lose all one's money at cards 玩纸牌把钱输光
* lose a leg in an industrial accident 在一次工业事故中失去一条腿
* lose one's hair, teeth, good looks, ie as a result of ageing 失去头发、牙齿、美貌（如因年老）
* He lost both his sons (ie They were killed) in the war. 他的两个儿子都在战争中死了.
* She's just lost her husband, ie He has died recently. 她的丈夫刚去世.
* lose one's job 失业.
2 [Tn] no longer have or maintain (esp a moral or mental quality) 不再有（尤指道德或精神的素质）
*lose one's confidence, composure, etc 失去信心、稳定的情绪等
* The train was losing speed. 火车渐渐减速.
* lose interest in sth/sb, ie cease to be interested or attracted 对某事物[某人]失去兴趣
* He's lost ten pounds in weight. 他体重减了十磅.
* lose one's balance/equilibrium 失去平衡[均势]
* She's losing colour, ie becoming pale. 她脸色渐渐苍白了.
* I warn you, I'm rapidly losing patience, ie becoming impatient. 我警告你, 我可没那么多耐性了.
3 [Tn] become unable to find 遗失; 失落
*I've lost my keys. 我的钥匙丢了.
* The books seem to be lost/to have got lost. 那些书好像不见了.
* She lost her husband in the crowd. 她和她丈夫在人群中走散了.
4 [Tn]
(a) fail to obtain or catch (sth) 得不到或未捉住（某事物）
*His words were lost (ie could not be heard) in the applause. 他的话让掌声淹没了.
(b) (infml 口) be no longer understood by (sb) 使（某人）弄不懂
*I'm afraid you've lost me. 对不起, 我不明白了.
5 [Tn] (infml 口) escape from (sb/sth); elude 逃避（某人[某事物]）; 躲避
*We managed to lose our pursuers in the darkness. 我们趁黑摆脱了追踪的人.
* You see that car following us? Well, lose it! 看见那辆跟着咱们的汽车了吗? 来, 甩掉它!
6 (a) [I, Ipr, Tn, Tn.pr] ~ (sth) (to sb) be defeated; fail to win (a contest, a lawsuit, an argument, etc) 输; 失败; 未赢得（竞赛、官司、辩论等）
*It's only the second time the team has lost (a match) this season. 那仅仅是本赛季该队第二次失利而已.
* We lost to a stronger side. 我们输给了实力更强的一方.
* They won the battle but lost the war. 他们赢了这次战斗, 但输了这场战争.
* lose a motion, ie fail to carry it in a debate 动议未通过.
(b) [Tn, Tn.pr] ~ sth (to sth/sb) have sth taken away (by sth/sb) 丧失某事物（由某事物[某人]获得）
*Railways have lost much of their business to the bus companies. 铁路公司许多生意让汽车公司夺走了.
7 [Tn] have to give up or forfeit (sth) 被迫放弃或失去（某事物）
*The Labour candidate lost his deposit, ie did not obtain the minimum number of votes necessary in an election. 那个工党候选人失去了老本（未得到最低获选票数）.
* lose one's no-claim bonus, eg by making an insurance claim following an accident 失去保险金无索偿优惠（如因发生事故後曾索赔）.
8 [Tn] waste (time or an opportunity) 浪费（时间或机会）
*We lost twenty minutes through having to change a tyre. 我们因为换轮胎损失了二十分钟.
* There's no time to lose, ie We must hurry. 没有时间了（必须赶快）.
9 (a) [I, Ipr, Tn, Tn.pr] ~ (sth) (on sth/by doing sth) become poorer (as a result of sth) （由某事物导致）亏损, 变差
*We lost (a lot) on that deal. 我们那笔生意受到（很大）损失.
* Poetry always loses (something) in translation. 诗歌一经翻译总有所失.
* You will lose nothing by telling the truth. 说实话并不吃亏.
(b) [Dn.n] cause (sb) to be without or forfeit (sth) 使（某人）失去或丧失（某事物）
*His carelessness lost him the job. 他因粗心大意而丢了工作.
* Such behaviour will lose you everyone's sympathy. 你这种表现大家就不会同情你了.
10 [I, Tn] (of a watch or clock) go too slowly by (an amount of time) （指钟表）慢（若干时间）
*A good watch neither gains nor loses. 好表不快也不慢.
* This clock loses two minutes (ie becomes two minutes behind the correct time) a day. 这钟一天慢两分钟.
11 (idm 习语) fight a losing battle => fight1. find/lose favour with sb/in sb's eyes => favour1. find/lose one's voice/tongue => find1. give/lose ground =>ground1. heads I win, tails you lose => head1. keep/lose one's balance => balance1. keep/lose one's cool => cool1. keep/lose count => count2. keep/lose one's temper => temper1. keep/lose track of sb/sth => track. lose all `reason become irrational or illogical 失去理智; 不讲道理
*He lost all reason and started abusing his opponent. 他蛮不讲理, 大骂对手. lose one's `bearings become lost or confused 蒙头转向; 不知所措; 惶惑. lose one's `breath pant for breath, eg after running hard 气喘咻咻; 上气不接下气. lose `caste (with/among sb) lose status or respect 丧失地位; 为人轻视. lose `courage become depressed or fearful; despair 丧失勇气; 沮丧; 害怕; 绝望. lose `face be humiliated; lose credit or reputation 丢脸; 受屈辱; 丧失声誉. lose one's grip (on sth) be unable to understand or control a situation, etc 无法掌握或控制局势等
*I think the Prime Minister may be losing his grip. 我认为首相可能控制不住局面了. lose one's `head become confused or over-excited 昏了头; 张皇失措; 冲动
*Don't lose your head keep calm! 别惊慌失措的--沉住气! lose `heart become discouraged 泄气; 灰心. lose one's `heart (to sb/sth) fall in love 爱上; 锺情于. lose one's `life be killed 丧生; 遇害. lose one's `marbles (sl 俚) go mad; no longer behavesensibly or rationally 发疯; 丧失理智; 行事无理性. lose/waste no time in doing sth => time1. lose one's `place (in a book, etc) be unable to find the point at which one stopped reading （在书中等）忘记上次读到的地方. lose one's `rag (infml 口) express one's anger, impatience, etc in an uncontrolled way 发脾气; 按捺不住. lose one's `seat
(a) have the place where one was sitting taken by another person 座位被占.
(b) (of a Member of Parliament) fail to be re-elected （指议员）未获连选. lose one's `shirt (infml 口) lose all one's money, esp as a result of gambling or speculation 输光所有的钱, 赔光本钱（尤指赌博或投机）
*He lost his shirt on the horses. 他赌马把钱输光了. lose sight of sb/sth
(a) no longer be able to see sb/sth 看不见某人[某物]
*lose sight of land 看不见陆地.
(b) overlook sth; fail to consider sth 忽略或未考虑某事物
*We must not lose sight of the fact that... 我们不应忽视的事实是...
* Our original aims have been lost sight of. 我们原来的目标已无影无踪了. lose the thread (of sth) be unable to follow an argument, story, etc 失去（议论故事等的）头绪. lose one's `touch no longer have the abilities, etc that once made one successful 丧失以前的能力等. lose touch (with sb/sth) no longer be in contact with sb/sth 失去和某人[某事物]的联系
*I've lost touch with all my old friends. 我和所有的老朋友都失去了联系.
* Let us not lose touch with reality. 我们不要脱离现实. lose one's `way become lost 迷路
*We lost our way in the dark. 我们在黑暗中迷了路. lose/take off weight => weight. a losing `battle/`game struggle/contest in which defeat seems certain 不能获胜的争斗[比赛]
*It's a losing battle trying to persuade Henry to take more exercise. 要说服亨利多运动纯属徒劳. not lose sleep/lose no sleep over sth not worry unduly about sth 不为某事物操心
*It's not worth losing sleep over. 不值得多虑. win/lose by a neck => neck. win or lose => win. a winning/losing streak => streak n. win/lose the toss => toss n.
12 (phr v) lose oneself in sth become totally absorbed in sth 专心致志于某事物
*I soon lost myself in the excitement of the film. 影片中的刺激情节很快就把我吸引住了. lose `out (on sth) (infml 口) be unsuccessful; suffer loss 不成功; 受损失
*If things go wrong I'm the one who'll lose out, not you. 事情若有差错, 受损的是我, 不是你. lose out to sb/sth (infml 口) be overcome or replaced by sb/sth 被某人[某事物]战胜或取代
*Has the cinema lost out to TV? 电影是不是让电视给取代了? =>Usage at loose1 用法见loose1.

v past tense and past participlelost [lɔst (US) lɔːst/