音标：[hɑ:f]
n. 一半, 半场, 不完全
a. 一半的, 不完全的, 部分的, 半场的
ad. 一半地, 部分地, 在某种程度上地, 几乎
【机】 半份
相关词组:
half as long again as...
half the battle
not half
not half bad
在线英汉词典
half的短语、例句：
half
n
(pl halves )
1 either of two equal or corresponding parts into which a thing is divided 半; 一半
I broke the chocolate into halves here´s your half. 我把巧克力掰成两半--这一半给你.
John and Liz shared the prize money between them John used his half to buy a word processor. 约翰和利兹二人把奖金分了--约翰用他分到的那一半奖金购买了文字处理机.
Two halves make a whole. 两个一半就是整个.
The second half of the book is more exciting than the first. 这本书的後半部比前半部更精采.
two and a half ounces, hours, miles 两盎司半、 两个半小时、 两英里半. =>Usage at all1 用法见all1.
2 either of two (usu equal) periods of time into which a sports match, concert, etc is divided （体育比赛、 音乐会等的）半场
No goals were scored in the first half. 上半场未能进球.
3 half-price ticket, esp for a child, on a bus or train （公共汽车或火车的）半票（尤指儿童票）
Two and two halves to the city centre, please. 劳驾, 买去市中心的两张全票和两张半票.
4 = half-back (half>2):playing (at) left half 打左前卫.
5 (infml 口 esp Brit) half a pint (esp of beer) 半品脱（尤指啤酒）
Two halves of bitter, please. 请来两份半品脱苦啤酒.
6 (idm 习语) and a `half (infml 口) of more than usual importance, excellence, size, etc 非同小可的; 非常出色的; 特大的
That was a game and a half! 那?quot;热志? one´s better half => better1. do nothing/not do anything by `halves do everything one is engaged in completely and thoroughly 做任何事情都力求完全彻底
He´s not a man who does things by halves -- either he donates a huge sum to a charity or he gives nothing. 他这个人做事一不做二不休--向慈善事业捐款不捐则已, 一捐就是一大笔. break, chop, cut, tear, etc sth in `half cause sth to become separated into two parts by breaking, chopping, cutting, tearing, etc 把某物破、 劈、 切、 撕...成两半
I once saw a man tear a telephone directory in half. 我有一次看见一个人把电话簿撕成了两半. go half and `half/go `halves (with sb) share the cost (of sth) equally 均摊（某物的）费用
That was an expensive meal let´s go halves. 那顿饭花了不少钱--费用咱们均摊吧. the `half of it (infml 口) the most important part 最重要的部分
You don´t know the half of it. 你不了解那最重要的部分. how the other half lives (knowledge or experience of a) way of life of a different social group, esp one much richer or poorer than oneself 另一类人的生活方式（尤指与自己贫富悬殊的人的）; 对另一类人的生活方式的了解或体验
He´s been lucky all his life and has never had to find out how the other half lives. 他享了一辈子的福, 从来不知道穷人生活的滋味. half, NOTE ON USAGE 用法
Quarter, half and whole can all be nouns *quarter、 half、 whole均可用作名词
Cut the apple into quarters. 把苹果切成四瓣儿.
Two halves make a whole. 两个一半就是整个. Whole is also an adjective *whole亦为形容词
I´ve been waiting here for a whole hour. 我在这儿等了整整一个钟头. Half is also a determiner *half亦为限定词
Half the work is already finished. 这项工作已完成了一半.
They spent half the time looking for a parking space. 他们用了一半时间寻找停车场.
Her house is half a mile down the road. 她的房子位於沿此路往前走半英里的地方. It can be used as an adverb 这个词可作副词使用
This meal is only half cooked. 这顿饭煮得半生不熟.
half indef det
1 amounting to or forming a half 半; 一半: half the men 一半人员
half an hour/a half-hour, ie thirty minutes 半小时
half a pint/a half-pint 半品脱
half a dozen/a half-dozen, ie six 半打（六个）
He has a half share in the firm. 他持有该公司的一半股份.
Half the fruit was bad. 水果有一半是坏的. Cf 参看 all1, both1. =>Usage at all1 用法见all1.
2 (idm 习语) half a minute, second, tick, etc (infml 口) a short time 一会儿
I´ll be ready in half a minute. 我马上就准备好. half past `one, `two, etc; US half after `one, `two, etc thirty minutes after (any hour on the clock) （一点半、 两点半...）. half `one, `two, etc (Brit infml 口) = half past one, two, etc. half, indef pron
1 quantity or amount that constitutes a half 半数
Half of six is three. 六的一半是三.
Half of the plums are rotten. 半数的李子腐烂了.
Half of the money is mine. 这钱的一半是我的.
I only need half. 我只需要半数.
Out of 36 children, half passed. 在36个儿童中, 有半数合格.
2 (idm 习语) too clever, etc by `half far too clever, etc 太聪明等.
half adv
1 to the extent of half 半: half full 半满.
2 partly 部分地: half cooked 半生不熟的
half built 部分建成的
I´m half inclined to agree. 我比较同意.
3 (idm 习语) ,half as ,many, ,much, etc a`gain an increase of 50% of the existing number, amount, etc 在现有数目, 数量等上加50%
There aren´t enough chairs for the meeting we need half as many again. 供开会用的椅子数量不够--需要再增加一半.
I´d like the photograph enlarged so that it´s half as big again. 我想把这张照片放大一半. ,not `half
(a) (infml 口) not at all 一点也不
It´s ,not half `bad, your new flat, ie I like it. 你这套新公寓很不错（我很喜欢）.
(b) (sl 俚) to the greatest possible extent 极其; 非常
He didn´t half swear, ie He swore violently. 他大骂特骂.
`Was she annoyed?´ `Not half!´, ie She was extremely annoyed. ｀她很生气吗?＇｀生气极了.＇
half