half

noun

1. 一半；半
   either of two equal parts into which sth is or can be divided
   1. two and a half kilos (2½)
      两公斤半
   2. One and a half hours are allowed for the exam.
      考试时间为一个半小时。
   3. An hour and a half is allowed for the exam.
      考试时间为一个半小时。
   4. The second half of the book is more exciting.
      书的后半部分比较刺激有趣。
   5. I've divided the money in half .
      我把钱平均分成了两半。
   6. We'll need to reduce the weight by half .
      我们得把重量减轻一半。
2. （比赛、音乐会等的）半场，半局
   either of two periods of time into which a sports game, concert, etc. is divided
3. （比赛、音乐会等的）半场，半局
   either of two periods of time into which a sports game, concert, etc. is divided
4. （啤酒等饮料的）半品脱
   half a pint of beer or a similar drink
   1. Two halves of bitter, please.
      请来两份半品脱的苦啤酒。

det.

pron.

1. 半数
   an amount equal to half of sth/sb
   1. half an hour
      半小时
   2. Half (of) the fruit was bad.
      水果坏了一半。
   3. Half of the money was mine.
      那些钱有一半是我的。
   4. He has a half share in the company.
      他拥有该公司的一半股份。
   5. Out of 36 candidates, half passed.
      36名考生中有半数及格。
2. 绝大部分（时间、乐趣、麻烦等）
   the largest part of sth
   1. Half the fun of gardening is never knowing exactly what's going to come up.
      园艺的最大乐趣是谁也不知道到底会长出什么。
   2. Half the time you don't even listen to what I say.
      你大部分时间甚至没听我说的话。

adv.

1. 到一半程度；半
   to the extent of half
   1. The glass was half full.
      玻璃杯半满。
2. 部分地
   partly
   1. The chicken was only half cooked.
      鸡只煮了半熟。
   2. half-closed eyes
      半睁半闭的眼
   3. I'm half inclined to agree.
      我不十分同意。

1. FRACTION 半;二分之一
   Half of an amount or object is one of two equal parts that together make up the whole number, amount, or object.
   1. They need an extra two and a half thousand pounds to complete the project...
      他们还需要2,500英镑才能完成该项目。
   2. More than half of all households report incomes above £35,000...
      半数以上的家庭申报收入超过35,000英镑。
   3. Cut the tomatoes in half vertically...
      把番茄竖着切成两半。
   4. The bridge was rebuilt in two halves...
      该桥被分成两部分进行重建。
   5. The tough market would lead to 400 jobs being cut in the first half of this year.
      市场形势严峻，将导致今年上半年400个职位的削减。
   6. Half is also a predeterminer.
      
   7. We just sat and talked for half an hour or so...
      我们只是坐了一会，聊了大约半小时。
   8. They had only received half the money promised...
      他们只收到了所承诺的钱数的一半。
   9. She's half his age.
      她年龄比他小一半。
   10. Half is also an adjective.
       
   11. ...£.75 for a half chicken tandoori.
       半只唐杜里无皮鸡的价格为0.75英镑
   12. ...a half measure of fresh lemon juice...
       半份鲜榨柠檬汁
   13. Steve barely said a handful of words during the first half hour.
       史蒂夫在前半小时里没说几句话。
2. ADV 部分地;在某种程度上;有点
   You use half to say that something is only partly the case or happens to only a limited extent.
   1. His eyes were half closed...
      他双眼半闭。
   2. His refrigerator frequently looked half empty...
      他的冰箱里经常半空着。
   3. She'd half expected him to withdraw from the course.
      她多少已经预料到他会中途就退出这门课程。
3. N-COUNT （足球、橄榄球、篮球比赛等的）半场，半时，半局
   In games such as football, rugby, and basketball, matches are divided into two equal periods of time which are called halves.
   1. The only goal was scored by Jakobsen early in the second half.
      唯一的一粒进球是由雅各布森在下半场刚开始时打进的。
4. N-COUNT （啤酒、苹果酒等的）半品脱
   A half is half a pint of a drink such as beer or cider.
   1. ...a half of lager and a sandwich.
      半品脱淡啤酒和一份三明治
5. (儿童乘坐公共汽车或火车时的）半（价）票
   A half is a half-price bus or train ticket for a child.
6. ADV 一半…血统地
   You use half to say that someone has parents of different nationalities. For example, if you are half German, one of your parents is German but the other is not.
   1. She was half Italian and half English.
      她是半意大利半英国血统。
7. PREP-PHRASE （时间）…点半
   You use half past to refer to a time that is thirty minutes after a particular hour.
   1. 'What time were you planning lunch?'—'Half past twelve, if that's convenient.'...
      “你打算什么时候吃午饭？”“如果方便的话，12点半。”
   2. I think I got there about four and left about half past.
      我想我是4点钟左右到达那里，大约半个小时后离开的。
8. PREP 同 half past
   Half means the same as half past .
   1. They are supposed to be here at about half four.
      他们应该在4点半左右到达这里。
9. ADV （用于形容词前，表示强调或夸张）非常，极其
   You can use half before an adjective describing an extreme quality, as a way of emphasizing and exaggerating something.
   1. He felt half dead with tiredness...
      他已经累得半死不活了。
   2. All this time I've been half sick about you and why you wouldn't write.
      我一直非常担心你，一直在想你为什么不来信。
   3. Half can also be used in this way with a noun referring to a long period of time or a large quantity.
      （与名词连用，表示时间很久或数量很大）大部分的，几乎全部的
   4. I thought about you half the night...
      我几乎整夜都在想着你。
   5. He wouldn't know what he was saying half the time...
      他大部分时间里都不知道自己在说些什么。
   6. One phone call and half the city's police force will be around to arrest you.
      只要打个电话，警察就会倾城而动过来抓你。
10. ADV （有时用在否定句中，表示非常肯定的意思）
    Half is sometimes used in negative statements, with a positive meaning, to emphasize a particular fact or quality. For example, if you say 'he isn't half lucky', you mean that he is very lucky.
    1. You don't half sound confident...
       你听起来非常有信心。
    2. I didn't half get into trouble...
       我遇到了大麻烦。
    3. She eventually decided the acting profession wasn't half bad...
       她最终断定，表演这一行并不适合。
    4. My kick wasn't half a bad effort for an old man...
       像我这把年纪的人，老腿确实不听使唤了。
    5. 'There'd been a tremendous amount of poverty around and presumably this made some impact then.' — 'Oh not half.'
       “过去贫困现象比比皆是，恐怕在当时也有不小的影响吧？”“没错，那还真不是一星半点的。”
11. ADV 一点也不;差得远
    You use not half or not half as to show that you do not think something is as good or impressive as it is meant to be.
    1. You're not half the man you think you are...
       你根本不是你自己想象的那种人。
    2. Poor old Henry, and not half as clever as he'd thought.
       可怜的老亨利，以为自己多聪明。
12. PHRASE 非常…的;更…的;非同寻常的
    When you use an expression such as a problem and a half or a meal and a half, you are emphasizing that your reaction to it is either very favourable or very unfavourable.
    1. It becomes clear that Montgomerie has a job and half on his hands.
       很显然，蒙哥马利手头有一大堆事情要做。
13. PHRASE 妻子;丈夫;另一半
    If you talk about your better half or your other half you mean your wife, your husband, or the person of the opposite sex that you live with.
    1. I was worried that my career, my children and my other half might become too much to cope with.
       我担心我的事业、我的孩子们和我的那口子可能会让我应付不过来。
14. PHRASE 以一半;一半地
    If you increase something by half, half of the original amount is added to it. If you decrease it by half, half of the original amount is taken away from it.
    1. The number of 7 year olds who read poorly has increased by half over the past 5 years...
       不识字的7岁儿童的人数在过去5年里增加了一半。
    2. Cutting food intake by half is an incredibly difficult thing for anyone to do.
       将进食量减半对任何人来说都是件非常难的事。
15. PHRASE 做事不认真;做事马虎
    If you say that someone never does things by halves, you mean that they always do things very thoroughly.
    1. In Italy they rarely do things by halves. Designers work thoroughly, producing the world's most wearable clothes in the most beautiful fabrics.
       在意大利，人们很少马虎从事。设计师们精益求精，用最美丽的布料制造出世界上最适合穿着的衣服。
16. PHRASE （两人）平均分摊，平分（费用）
    If two people go halves, they divide the cost of something equally between them.
    1. He's constantly on the phone to his girlfriend. We have to go halves on the phone bill which drives me mad.
       他总和女友煲电话粥。令我抓狂的是电话费可是我们俩平摊的。
17. half the battle → see: battle

1. Cut the tomatoes in half vertically
   把西红柿纵向切成两半。
2. The bridge was rebuilt in two halves
   该桥被分成两部分进行重建。
3. The tough market would lead to 400 jobs being cut in the first half of this year.
   市场形势严峻，将导致今年上半年400个职位的削减。
4. His eyes were half closed
   他双眼半闭。
5. His refrigerator frequently looked half empty
   他的冰箱里经常半空着。
6. She'd half expected him to withdraw from the course.
   她多少已经预料到他会中途就退出这门课程。
7. The only goal was scored by Jakobsen early in the second half.
   唯一的一粒进球是由雅各布森在下半场刚开始时打进的。
8. She was half Italian and half English.
   她是半意大利半英国血统。
9. I think I got there about four and left about half past.
   我想我是4点钟左右到达那里，大约半个小时后离开的。
10. They are supposed to be here at about half four.
    他们应该在4点半左右到达这里。
11. He felt half dead with tiredness
    他已经累得半死不活了。
12. All this time I've been half sick about you and why you wouldn't write.
    我一直非常担心你，一直在想你为什么不来信。
13. You don't half sound confident
    你听起来非常有信心。
14. I didn't half get into trouble
    我遇到了大麻烦。
15. She eventually decided the acting profession wasn't half bad
    她最终断定，表演这一行并不适合。
16. My kick wasn't half a bad effort for an old man
    像我这把年纪的人，老腿确实不听使唤了。
17. 'There'd been a tremendous amount of poverty around and presumably this made some impact then.' — 'Oh not half.'
    “过去贫困现象比比皆是，恐怕在当时也有不小的影响吧？”“没错，那还真不是一星半点的。”
18. You're not half the man you think you are
    你根本不是你自己想象的那种人。
19. Poor old Henry, and not half as clever as he'd thought.
    可怜的老亨利，以为自己多聪明。
20. It becomes clear that Montgomerie has a job and half on his hands.
    很显然，蒙哥马利手头有一大堆事情要做。
21. I was worried that my career, my children and my other half might become too much to cope with.
    我担心我的事业、我的孩子们和我的那口子可能会让我应付不过来。
22. Cutting food intake by half is an incredibly difficult thing for anyone to do.
    将进食量减半对任何人来说都是件非常难的事。
23. In Italy they rarely do things by halves. Designers work thoroughly, producing the world's most wearable clothes in the most beautiful fabrics.
    在意大利，人们很少马虎从事。设计师们精益求精，用最美丽的布料制造出世界上最适合穿着的衣服。
24. He's constantly on the phone to his girlfriend. We have to go halves on the phone bill which drives me mad.
    他总和女友煲电话粥。令我抓狂的是电话费可是我们俩平摊的。
25. I only slept about half an hour that night.
    我那天晚上只睡了大约半个小时。
26. They kissed for almost half a minute
    他们吻了将近半分钟。
27. He met with the Prime Minister of Japan for an hour and a half.
    他和日本首相会晤了一个半小时。

n.

and a half

• 更大（或好、重要等）的；非同寻常的；出色的
  bigger, better, more important, etc. than usual
  1. That was a game and a half!
     那场比赛真棒！

do nothing/not do anything by halves

• 做任何事情都完全彻底；善始善终；不半途而废
  to do whatever you do completely and thoroughly
  1. You're expecting twins? Well, you never did do anything by halves.
     你想生对双胞胎？唔，你做事倒从来不会只做一半。

go half and half

go halves (with sb)

• （和某人）平均分摊费用
  to share the cost of sth equally with sb
  1. We go halves on all the bills.
     我们平均分摊所有的费用。

the half of it

• （用于否定句）比想象的更糟糕（或更复杂）的部分
  used in negative sentences to say that a situation is worse or more complicated than sb thinks
  1. ‘It sounds very difficult.’ ‘ You don't know the half of it .’
     “这事听起来很难。”“你还未了解更困难的一面呢。”

how the other half lives

• 另一类人的生活方式（尤指比自己富有得多的）
  the way of life of a different social group, especially one much richer than you

too clever, etc. by half

• 聪明（等）过头
  clever, etc. in a way that annoys you or makes you suspicious

have a good mind to do sth

have half a mind to do sth

have half a mind to do sth

it's six of one and half a dozen of the other

• 半斤八两；不相上下
  used to say that there is not much real difference between two possible choices

time and a half

• 通常工资的一倍半
  one and a half times the usual rate of pay

pron.

half a loaf is better than no bread

• 半块面包比没有面包强；聊胜于无
  you should be grateful for sth, even if it is not as good, much, etc. as you really wanted; something is better than nothing

half a minute, second, etc.

• 短时间；一会儿
  a short time
  1. Hang on. I'll be ready in half a minute.
     等一下。我马上就准备好了。

half past one, two, etc.

• 一点（或两点）半等
  30 minutes after any hour on the clock

adv.

half as many, much, etc. again

• 50%的增长
  an increase of 50% of the existing number or amount
  1. Spending on health is half as much again as it was in 1998.
     卫生保健方面的开销比1998年增长了一半。

not half

• 很；非常
  used to emphasize a statement or an opinion
  1. It wasn't half good (= it was very good) .
     这很好。
  2. ‘Was she annoyed?’ ‘Not half!’ (= she was extremely annoyed)
     “她生气了吗？”“非常生气！”

not half as

not half such a

• 远非；差得多
  not nearly
  1. He is not half such a fool as they think.
     他远不是他们以为的那么傻。

not half bad

• 一点不坏；很好
  not bad at all; good
  1. It really isn't half bad, is it?
     这的确很不错，对吗？

noun

1. one of two equal parts of a divisible whole
   1. half a loaf
   2. half an hour
   3. a century and one half

   Synonym:    one-half

2. one of two divisions into which some games or performances are divided: the two divisions are separated by an interval

adj

1. (of siblings) related through one parent only
   1. a half brother
   2. half sister

adv

1. partially or to the extent of a half
   1. he was half hidden by the bushes