off

英 [ɒf]

美 [ɔːf]

adv.  离开(某处); (在时间或空间上)距，离; 用以表示除去了某物; 起跑
prep.  从(某处)落下; 离开; (时空上)离，距; 偏离; 从…去掉; 从…移开
adj.  不新鲜; 变质; 不礼貌; 不热情; 冷淡; 不能接受; 难以容忍; 不行
n.  起跑
v.  杀死(某人)

现在分词：offing　过去式：offed　第三人称单数：offs　过去分词：offed　

中考高考CET4考研计算机

Oxford 3000 / Collins.5 / BNC.174 / COCA.205

习惯用语

adv.

be well/better/badly, etc. off
• （用于表示经济情况）
  used to say how much money sb has
• Families will be better off under the new law (= will have more money) .
  这项新法律将使每个家庭的经济较前宽裕。
• They are both comfortably off (= have enough money to be able to buy what they want without worrying too much about the cost) .
  他们俩的生活都很宽裕。
be better/worse off (doing sth)
• （做某事）会较好 / 较糟
  to be in a better or worse situation
• She's better off without him.
  他不在身边她更快乐。
• The weather was so bad we'd have been better off staying at home.
  天气太糟了，我们要是待在家里就好了。
• We can't be any worse off than we are already.
  我们的状况已经糟得不能再糟了。
be off for sth
• 有一定数量的东西
  to have a particular amount of sth
• How are we off for coffee (= how much do we have) ?
  我们还有多少咖啡？
off and on/on and off
• 不时地；经常；断断续续地
  from time to time; now and again
• It rained on and off all day.
  雨断断续续地下了一整天。

牛津词典

adv.

• 离开（某处）；（在时间或空间上）距，离
  away from a place; at a distance in space or time
  1. I called him but he ran off.
     我喊他，可他跑开了。
  2. Sarah's off in India somewhere.
     萨拉远在印度某地。
  3. I must be off soon (= leave) .
     我必须很快离开这里。
  4. Off you go!
     你走吧！
  5. Summer's not far off now.
     夏天已近在眼前了。
  6. A solution is still some way off.
     解决办法尚需时日。
• （用以表示除去了某物）
  used to say that sth has been removed
  1. He's had his beard shaved off.
     他把胡子刮掉了。
  2. Take your coat off.
     脱了外衣吧。
  3. Don't leave the toothpaste with the top off.
     牙膏要盖上盖。
• 起跑
  starting a race
  1. They're off (= the race has begun) .
     他们起跑了。
• 不再会发生；被取消
  no longer going to happen; cancelled
  1. The wedding is off.
     婚礼被取消了。
• 未连接；不工作
  not connected or functioning
  1. The water is off.
     停水了。
  2. Make sure the TV is off.
     请注意关掉电视机。
• 没有；不再供应
  no longer available or being served
  1. Sorry, the duck is off.
     对不起，鸭子卖光了。
• 下班；休息
  away from work or duty
  1. She's off today.
     她今天休假。
  2. I've got three days off next week.
     我下周有三天休假。
  3. How many days did you take off ?
     你休了几天假？
  4. I need some time off .
     我需要休息一段时间。
• 减价的；削价的
  taken from the price
  1. shoes with $20 off
     减价20元的鞋
  2. All shirts have/are 10% off.
     衬衣全部减价10%。
• 在剧院舞台的后面（或旁边）
  behind or at the sides of the stage in a theatre

prep.

• 从（某处）落下；离开；（时空上）离，距
  down or away from a place or at a distance in space or time
  1. I fell off the ladder.
     我从梯子上跌了下来。
  2. Keep off the grass!
     勿践踏草坪！
  3. an island off the coast of Spain
     西班牙海岸附近的岛
  4. They were still 100 metres off the summit.
     他们距山顶还有100米远。
  5. Scientists are still a long way off finding a cure.
     科学家要找到一个治疗方法，还远着呢。
  6. We're getting right off the subject.
     我们完全离题了。
• 离开；偏离
  leading away from sth, for example a road or room
  1. We live off Main Street.
     我们住在大街附近。
  2. There's a bathroom off the main bedroom.
     主卧室旁边有一个卫生间。
• 从…去掉；从…移开
  used to say that sth has been removed
  1. You need to take the top off the bottle first!
     你得先把瓶盖子打开！
  2. I want about an inch off the back of my hair.
     我想把脑后的头发剪短约一英寸。
• 下班；休息
  away from work or duty
  1. He's had ten days off school.
     他有十天没上学了。
• 偏离…价格；削价；杀价
  away from a price
  1. They knocked £500 off the car.
     他们对这辆汽车杀价500英镑。
• 离开；来源于；从
  off; from
  1. I got it off of my brother.
     这是我从我弟弟那里弄到的。
• 不想；戒除
  not wanting or liking sth that you usually eat or use
  1. I'm off (= not drinking) alcohol for a week.
     我有一星期没喝酒了。
  2. He's finally off drugs (= he no longer takes them) .
     他终于把毒戒了。

adj.

• 不新鲜；变质
  no longer fresh enough to eat or drink
  1. This fish has gone off.
     这条鱼已变质了。
  2. The milk smells off.
     这奶的味道不对劲。
  3. It's off.
     那东西坏了。
• 不礼貌；不热情；冷淡
  not polite or friendly
  1. He was a bit off with me this morning.
     他今天早晨对我有点冷淡。
• 不能接受；难以容忍；不行
  not acceptable
  1. It's a bit off expecting us to work on Sunday.
     让我们星期天上班工作，那可不太行吧。

noun

• 起跑
  the start of a race
  1. They're ready for the off.
     他们准备起跑了。

verb

• 杀死（某人）
  to kill sb

柯林斯词典

In addition to the uses shown below,offis used after some verbs and nouns in order to introduce extra information.Offis also used in phrasal verbs such as ‘get off’, ‘pair off’, and ‘sleep off’.
除下列用法外，off 可以用在某些动词和名词之后引出附加信息。off 还可用于 get off,pair off, sleep off 等短语动词中。

The preposition is pronounced /ɒf, am ɔːf/. The adverb is pronounced /'ɒf, am 美 'ɔːf/. 介词读作 /ɒf, 美 ɔːf/，作副词时在句中重读。


• PREP 从…移开；从…脱离
  If something is takenoffsomething else or movesoffit, it is no longer touching that thing.
  1. He took his feet off the desk...
     他把脚从桌上移开。
  2. I took the key for the room off a rack above her head...
     我从她头上方的架子上拿走了房门钥匙。
  3. Hugh wiped the rest of the blood off his face with his handkerchief.
     休用手帕擦去脸上残留的血迹。
  4. Offis also an adverb.
     
  5. Lee broke off a small piece of orange and held it out to him...
     李掰下一小瓣橘子递给他。
  6. His exhaust fell off six laps from the finish.
     离终点还有6圈时，他的排气管掉了下来。
• PREP 从（交通工具）上下来
  When you getoffa bus, train, or plane, you come out of it or leave it after you have been travelling on it.
  1. Don't try to get on or off a moving train!...
     火车运行时请勿上下车！
  2. As he stepped off the aeroplane, he was shot dead.
     他一走下飞机便中枪身亡。
  3. Offis also an adverb.
     
  4. At the next stop the man got off too and introduced himself.
     那个男人在下一站也下了车并作了自我介绍。
• PREP 不去,不涉足（某处）
  If you keepoffa street or piece of land, you do not step on it or go there.
  1. Locking up men does nothing more than keep them off the streets...
     把这些人关起来只是做到了不让他们上街而已。
  2. The local police had warned visitors to keep off the beach at night.
     当地警方告诫游客不要在夜间去海滩。
  3. Offis also an adverb.
     
  4. ...a sign saying 'Keep Off'.
     写着“请勿入内”的牌子
• PREP 离（某地）不远；在…附近
  If something is situatedoffa place such as a coast, room, or road, it is near to it or next to it, but not exactly in it.
  1. The boat was anchored off the northern coast of the peninsula...
     这艘船停泊在离该半岛北部海岸不远的地方。
  2. Lily lives in a penthouse just off Park Avenue...
     莉莉住在公园大道附近的一套顶层豪华公寓里。
  3. The Princess's sitting-room leads off the drawing room...
     王妃的起居室挨着客厅。
  4. Tiny secluded beaches can be found off the beaten track.
     在人迹罕至的地方能找到僻静的小海滩。
• ADV 离开
  If you gooff, you leave a place.
  1. He was just about to drive off when the secretary came running out...
     他正打算驾车离开，这时秘书跑了出来。
  2. She gave a hurried wave and set off across the grass...
     她匆匆地挥了挥手便穿过草地离开了。
  3. She was off again. Last year she had been to Kenya. This year it was Goa...
     她又走了，去年去了肯尼亚，今年则是果阿。
  4. When his master's off traveling, Caleb stays with Pierre's parents.
     凯莱布在主人外出旅行时与皮埃尔的父母住在一起。
• （用于非正式及有时具冒犯性的短语动词）（走）开，（滚）开
  Offis used in a number of informal and sometimes offensive phrasal verbs, such asbuzz off,clear off, or in British Englishbugger off, which are used to tell someone angrily to go away.
• ADV （脱）掉（衣服）；（取）下（首饰）
  When you takeoffclothing or jewellery that you are wearing, you remove it from your body.
  1. He took off his spectacles and rubbed frantically at the lens...
     他摘下眼镜，疯狂地擦着镜片。
  2. He hastily stripped off his old uniform and began pulling on the new one.
     他匆匆地脱下旧制服，开始穿上新的那件。
• ADV （因生病、放假等等）休息，不工作
  If you have timeoffor a particular dayoff, you do not go to work or school, for example because you are ill or it is a day when you do not usually work.
  1. The rest of the men had the day off...
     其他人这天没上班。
  2. You can even snatch a few hours off, and perhaps negotiate the occasional night off too...
     你甚至可以抽空休息几小时，商量一下的话没准还能偶尔不用上晚班。
  3. She was sacked for demanding Saturdays off...
     她因为要求星期六不上班而被解雇了。
  4. I'm off tomorrow...
     我明天不上班。
  5. The average Swede was off sick 27 days last year.
     去年瑞典人平均休病假27天。
  6. Offis also a preposition.
     
  7. He could not get time off work to go on holiday.
     他工作很忙，抽不出时间去度假。
• PREP 避开（某话题）
  If you keepoffa subject, you deliberately avoid talking about it.
  1. Keep off the subject of politics...
     勿谈政治。
  2. Keep the conversation off linguistic matters.
     避谈语言学问题。
• ADV 取消；中止
  If something such as an agreement or a sporting event isoff, it is cancelled.
  1. Until Pointon is completely happy, however, the deal's off...
     但是，在波因顿完全满意之前，这一协议不再作数。
  2. The vacant W.B.C. junior-lightweight title has been called off...
     空缺的世界拳击理事会次轻量级头衔被取消了。
  3. Greenpeace refused to call off the event.
     绿色和平组织拒绝取消这一活动。
• PREP 停服，停用（药物等）；戒…
  If someone isoffsomething harmful such as a drug, they have stopped taking or using it.
  1. She felt better and the psychiatrist took her off drug therapy...
     她感觉好些了，那位精神科医生让她停止了药物治疗。
  2. Most pregnant women remain off cigarettes while carrying the child.
     大多数孕妇都在孕期戒了烟。
• PREP 不再喜欢；不再想
  If you areoffsomething, you have stopped liking it.
  1. I'm off coffee at the moment...
     我眼下不再嗜咖啡了。
  2. Diarrhoea can make you feel weak, as well as putting you off your food.
     腹泻会让人感到乏力，而且没有胃口。
• ADV （机器、电灯等）关掉，停掉，不再运转
  When something such as a machine or electric light isoff, it is not functioning or in use. When you switch itoff, you stop it functioning.
  1. As he pulled into the driveway, he saw her bedroom light was off...
     当他把车开进车道时，他看到她卧室的灯已经熄了。
  2. We used sail power and turned the engine off to save our fuel...
     我们借助风帆的动力航行，且关掉了发动机以节省燃油。
  3. The microphones had been switched off.
     这些麦克风已关掉。
• PREP （价格）减掉，降低
  If there is moneyoffsomething, its price is reduced by the amount specified.
  1. ...Simons Leatherwear, 37 Old Christchurch Road. 20 per cent off all jackets this Saturday.
     本周六老基督堂路37号的西蒙斯皮衣店所有夹克降价20％。
  2. ...discounts offering thousands of pounds off the normal price of a car.
     比平时车价低几千英镑的折扣
  3. Offis also an adverb.
     
  4. I'm prepared to knock five hundred pounds off but no more.
     我做好了降500英镑的打算，但不会再低了。
• ADV （空间上）离，距
  If something is a long wayoff, it is a long distance away from you.
  1. Florida was a long way off...
     佛罗里达离这儿很远。
  2. ...animals that from a long way off look like flies...
     远看像苍蝇的动物
  3. Below you, though still 50 miles off, is the most treeless stretch of land imaginable.
     就在你下方，不过是在50英里开外的，是一片你能想象到的最荒凉的不毛之地。
• ADV （时间上）离，距
  If something is a long timeoff, it will not happen for a long time.
  1. An end to the crisis seems a long way off...
     这场危机看来远未结束。
  2. The required technology is probably still two years off.
     所需技术可能还要两年才能开发出来。
• PREP 从…（获得）
  If you get somethingoffsomeone, you obtain it from them.
  1. I don't really get a lot of information, and if I do I get it off Mark...
     我得到的信息其实不多，即使有也是马克告诉我的。
  2. I can't find the boys' shampoo. I can't think where I put it when I took it off them...
     我找不到那帮家伙的洗发水了，从他们那里拿来后我就忘了搁在什么地方。
  3. 'Telmex' was bought off the government by a group of investors.
     一批投资商从政府手中买下墨西哥电信公司。
• COMB in ADJ-GRADED （与well,badly,worse等副词连用构成形容词）表示“处于…境况的”
  Offcombines with adverbs such as 'well', 'badly', and 'worse' to form adjectives that indicate how poor or rich someone is.
  1. Most of these people aren't very well off...
     这些人大都不算太富裕。
  2. Surely you can't be that badly off?...
     你肯定没那么穷吧？
  3. He's very comfortably off.
     他生活相当宽裕安逸。
• ADJ-GRADED （食物）腐坏的，变质的，变味的
  If food has goneoff, it tastes and smells bad because it is no longer fresh enough to be eaten.
  1. Don't eat that! It's mouldy. It's gone off!
     别吃那个！它已经发霉变质了！

in AM, usually use 美国英语通常用 spoiled


• PREP 依靠（食物、钱等生存）
  If you liveoffa particular kind of food, you eat it in order to live. If you liveoffa particular source of money, you use it to live.
  1. Her husband's memories are of living off roast chicken and drinking whisky...
     她丈夫只记得过去吃烤鸡、喝威士忌的日子。
  2. Antony had been living off the sale of his own paintings.
     安东尼一直靠卖自己的画为生。
• PREP （机器）靠（某种燃料或动力运转）
  If a machine runsoffa particular kind of fuel or power, it uses that power in order to function.
  1. The Auto Compact Disc Cleaner can run off batteries or mains.
     这种光盘自动清洗机可用电池或电源两种方式驱动。
• ADJ-GRADED （行为）过头的，不当的，无法接受的
  If you say that someone's behaviour isa bit off, you mean that you find it unacceptable or wrong.
  1. ...coming home with make-up all over his clothes — it's a bit off isn't it...
     衣服上到处沾着化妆品回到家——他这样有点过分了，是不是。
  2. Some of the dialogue is slightly off.
     部分对话有些不太得体。
• PHRASE 偶尔；有时；断断续续地
  If something happenson and off, oroff and on, it happens occasionally, or only for part of a period of time, not in a regular or continuous way.
  1. I was still working on and off as a waitress to support myself...
     我为了糊口仍然间或去做服务员。
  2. We lived together, off and on, for two years.
     我们断断续续在一起生活了两年。

英英释义

verb

• kill intentionally and with premeditation
  1. The mafia boss ordered his enemies murdered
  Synonym:murderslayhitdispatchbump offpolish offremove

adj

• not performing or scheduled for duties
  1. He's off every Tuesday
• not in operation or operational
  1. the oven is off
  2. the lights are off
• (of events) no longer planned or scheduled
  1. the wedding is definitely off
  Synonym:cancelled
• below a satisfactory level
  1. an off year for tennis
  2. his performance was off
• in an unpalatable state
  1. sour milk
  Synonym:sourturned

adv

• no longer on or in contact or attached
  1. clean off the dirt
  2. he shaved off his mustache
• from a particular thing or place or position (`forth' is obsolete)
  1. ran away from the lion
  2. wanted to get away from there
  3. sent the children away to boarding school
  4. the teacher waved the children away from the dead animal
  5. went off to school
  6. they drove off
  7. go forth and preach
  Synonym:awayforth
• at a distance in space or time
  1. the boat was 5 miles off (or away)
  2. the party is still 2 weeks off (or away)
  3. away back in the 18th century
  Synonym:away

双语例句

• She felt better and the psychiatrist took her off drug therapy
  她感觉好些了，那位精神科医生让她停止了药物治疗。
• Locking up men does nothing more than keep them off the streets
  把这些人关起来只是做到了不让他们上街而已。
• The local police had warned visitors to keep off the beach at night.
  当地警方告诫游客不要在夜间去海滩。
• He was just about to drive off when the secretary came running out
  他正打算驾车离开，这时秘书跑了出来。
• I don't really get a lot of information, and if I do I get it off Mark
  我得到的信息其实不多，即使有也是马克告诉我的。
• The Auto Compact Disc Cleaner can run off batteries or mains.
  这种光盘自动清洗机可用电池或电源两种方式驱动。
• Until Pointon is completely happy, however, the deal's off
  但是，在波因顿完全满意之前，这一协议不再作数。
• Hugh wiped the rest of the blood off his face with his handkerchief.
  休用手帕擦去脸上残留的血迹。
• Keep off the subject of politics
  勿谈政治。
• Tiny secluded beaches can be found off the beaten track.
  在人迹罕至的地方可以找到一些隐蔽的小海滩。