half

英[hɑːf]美[hæf]

n.一半，半场，半品脱，半（价）票；

adv.部分地，一半，及其；

det. pron；

复数：halves;

例句

I'll share my apple with you if you'll give me half of your cake.你若把你的蛋糕给我一半, 我就与你分享我的苹果。

She lay down for half an hour.她休息了半小时。

I've been waiting for the bus for half an hour.我等车已等了半个小时了。

At half-time the manager swapped some of the players around.经理在半场时把几名队员换下了场。

At half-time the score stood at 3-0.半场时比分为3 比0。

I'll ring you back in about half an hour.我大约在半小时后给你回电话。

The tenants waltzed off with half our possessions.房客顺手牵羊把我们的东西带走了一半。

He has gambled away half his fortune.他赌博输掉了他一半的财产。

To date he has done half the work.至今他已完成这项工作的一半。

The captain wants to play Brown at left half in the next game.队长打算在下次比赛中让布朗踢左前卫。

英语六级真题

While bullying is parents' greatest concern over all, nearly half of low-income parents worry their child will get shot, compared with one-fifth of high-income parents.

Nearly half of high-earning, college-graduate parents enrolled their children in arts classes before they were 5, compared with one-fifth of low-income, lesseducated parents.

Coal prices also are low, owing to over-supply and the scaling-down of demand, especially from China, which burns half of the world's coal.

Within just the past five years, I have noticed parents returning to a belief that teenagers need the guidance of elders rather than the liberal, anything goes mode of child-rearing that became popular in the second half of the 20th century.

The average Norwegian is better off than the average US citizen, but contributes about half as much to climate change.

Spending fell by 10% in the first half of the year.

Full-time employees who do have paid vacation days only use half of them on average.

Fewer than 4% of countries are responsible for more than half of the world's greenhouse gas emissions.

Almost half of graduates--those who go on to earn less--will have a portion of their debt written off.

There is a lot of support at Yale, to an extent, after a while, there is too much support, he said, half-joking about the countless resources available at the school.

The other half will have to wait, as authorities of America's Federal Aviation Administration ( ' , FAA) and National Transportation Safety Board work out what went wrong.

Just half a dozen holiday-makers have reached orbit since then, for similarly astronomical price tags.

It has sent half a dozen passengers into space.

In July, a sister craft of the crashed spaceplane was reported to be about half-finished.

For all their troubles, the United States’ 3,500 institutions were flooded with more than half a million students from 193 countries last year.

You know: half French, half American.

Declaring that one country is better than another in the way that it treats more than half its citizens means relying on broad strokes and generalities.

Consumers in developed countries throw away nearly half of their food purchases because they tend to buy in excessive quantities

survey, about half the teens polled said that their cell phone hadimproved their communication with friends.

Researchers in one study in Tokyo found that more than half of junior high school students used their phones to exchange e-mails with schoolmates more than 10 times a day

Each burning season in the Amazon, fires deliberately set by frontier settlers and developers hurl up almost half a billion metric tons of carbon a year, placing Brazil among the top five contributors to greenhouse gases in the world.

The average American spends at least eight and a half hours a day in front of a screen.

Former George Washington University president Stephen Trachtenberg estimates that a typical college uses its facilities for academic purposes a little more than half the calendar year.

So far, Google has scanned more than 10 million titles from libraries in America and Europe - including half a million volumes held by the Bodleian in Oxford.

By 2025 at the latest, about half the voters in America and most of those in western European countries will be over 50—and older people turn out to vote in much greater number than younger ones.

More than half of them were involved in inheritance disputes.

In the process he uncovered numerous lost works, almost half of which were written by African-American women.

The illness is dangerous, because it is involved in half of all automobile accidents.

Half of the methane in the atmosphere is from animals

A scientific team is studying the thinking ability of eleven and half months old children.

About half of them are unavailable on the market.

Cut the fee by half for this year

Researchers at Cambridge University have found that nearly half of the social networking sites don't immediately delete pictures when a user requests they be removed.

"And yet that happens every day in the video game world," Farley told reporters during a press conference Friday. "I was a main character in Fallout 4, a character by the name of Kellogg, and I never knew that I was doing vocal recording for that game thr

A wandering mind! By one estimate, people daydream through nearly half of their waking hours?

About half of all pregnancies globally are unintended.

Almost half of graduates—those who go on to earn less—will have a portion of their debt written off.

Almost half of the sites didn't get a passing grade and only 18 percent got an A or B.

As one person ironically put it in the comments section of Schwartz's online article, "As I was reading this very excellent article, I stopped at least half a dozen times to check my email.

But now a systematic review and analysis of studies by Canadian researchers found that not only does pasta not cause weight gain, but three meals a week can help people drop more than half a kilogram over four months.

But the other half of the name represents another ingredient, less infamous (名声不好的), perhaps, but also strangely potent: the kola nut.

But the steel shells of hundreds of the ships cracked in the icy north Atlantic, and 12 broke in half and sank.

Compared with other groups, I think the numbers in this group, at those 65 schools, are something like just barely more than half of the black male athletes graduate at all.

Fewer than 4% of countries are responsible for more than half of the world's greenhouse gas emissions.

Half of your brain stays alert and prepared for danger when you sleep in a new place, a study has revealed.

Half were instructed to repeat out loud what they were looking for and the other half kept their lips 30 sealed.

They have painted half of the cows with eyes and left the other half as normal.

It looks like it一after all, 2012 was the tipping point when more than half of Americans began owning smartphones.

It pays laid-off workers up to half of their previous wages while they look for work.

It's hardly surprising that over half a million workers suffer from work related mental health conditions.

It's no surprise, then, that more than half of American adults don't get the 7 to 9 hours of shut-eye every night as recommended by sleep experts.

More of them, though, will skip those calculations altogether and just power through the holidays into 2017: More than half of American workers don't use up all of their allotted vacation days each year.

Nearly half of high-earning, college-graduate parents enrolled their children in arts classes before they were 5, compared with one-fifth of low-income, less-educated parents.

Once we recognize that these things happen to us, we are half way to doing something about them.

Over the next year and a half investigators will test the various strains of salt-tolerant rice they've bred.

Overall, the study found half the films and TV shows had no Asian speaking characters and more than one-fifth of them had no black characters with dialogue.

Spurred on by funding policies, half of European research articles had international co-authors in 2007.

The other half will have to wait, as authorities of America's Federal Aviation Administration FA and National Transportation Safety Board work out what went wrong.

They lost around half a kilogram over an average follow-up of 12 weeks.

Those involved in the clinical trails on average ate 3.3 servings of pasta a week instead of other carbohydrates, one serving equaling around half a cup.

We can make a very good estimate from the fossil record that humans probably evolved naked skin around a million and a half years ago and meanwhile they mostly lost their coat of fur.

We're still in the exploratory stages of this project, although what's noteworthy is that East Asians on average sleep about an hour and half less each night than North Americans do.

within just the past five years, I have noticed parents returning to a belief that teenagers need the guidance of elders rather than the liberal, "anything goes" mode of child-rearing that became popular in the second half of the 20th century.

柯林斯高阶英汉双解学习词典释义

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.

例句

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.

例句

N-COUNT

（足球、橄榄球、篮球比赛等的）半场，半时，半*

In games such as football, rugby, and basketball, matches are divided into two equal periods of time which are called halves.

例句

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.

例句

N-COUNT

(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.

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.

例句

PREP-PHRASE

（时间）…点半

You use half past to refer to a time that is thirty minutes after a particular hour.

例句

PREP

同 half past

Half means the same as half past .

例句

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.

例句

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.

例句

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.

例句

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.

例句

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.

例句

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.

例句

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.

例句

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.

例句

英汉词典释义

adj.

一半的, 半个的

n.

半, 一半

（啤酒等饮料的）半品脱

（比赛、音乐会等的）半场，半*

adv.

一半

部份地

英英词典释义

Noun

1. one of two equal parts of a divisible whole;

2. in various games or performances: either of two periods of play separated by an interval

Adjective

1. consisting of one of two equivalent parts in value or quantity;

2. partial;

3. (of siblings) related through one parent only;

Adverb

1. partially or to the extent of a half;

行业词典

体育： 中前卫；半时；半区；二分之一区；一方场区；第二排队员；

土木工程： 中承式桥；half-through bridge；

机械： 半功率点；half-power point 在谐振电路中，其功率为*大功率的一半(即电流为*大电流的0.707倍)时的频率。；半电池；half-cell 一个导电体(如金属)同离子导体(如电解质溶液)连接构成的系统。；半价层；half-value layer 能将已知射线强度减弱一半的某种物质的厚度。；

水产： 卤鲜品；fresh fish product 用少量食盐短期保藏的鲜鱼品。；salted refreshment 用少量食盐短期保藏新鲜鱼品的一种方法。；

物理学： 半共心［共振］腔；half-concentric resonator, hemi- concentric resonator；半波损失；half-wave loss；半影器件；half-shade device；半色调；half-tone；半对称［共振］腔；half-symmetric resonator；半波片；half-wave plate；半周期带；half-period zone；泄电半值时间；half-value discharging time；半共焦［共振］腔；

电力： 半衰期；half-life, half life period；