one

英[wʌn]美[wʌn]

num.（数字）一，一个，（基数）一，第一；

n.一个人，一点钟，一体，独一；

pron.一个人，任何人，本人，人家，东西；

复数：ones;

英语六级真题

Will parents be damaging children if they have one fewer organized activity? No, I really doubt it.

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.

The most recent one took place last week in Washington, D.C.Students join a team through their schools, which provide a volunteer coach and pay a nominal fee to send students to regional and state competitions.

The Math Video Challenge is a competition, but a collaborative one.

Tennessee's technical and community colleges will not outsource ( ' , 外包) management of their facilities to a private company, a decision one leader said was bolstered by an analysis of spending at each campus.

One relative bright spot for Macy's during the holiday season was the online channel, where it rang up double-digit increases in sales and a 25% increase in the number of orders it filled.

One of the largest feeders for high school math competitions—including those that eventually lead to the IMO—is a middle school program called MathCounts.

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.

Morgan's comments on outsourcing mark the second time this month that he has come out against one of Haslam's plans for higher education in Tennessee.

Massive rubbish dumps and sprawling landfills constitute one of the more uncomfortable impacts that humans have on wildlife.

For example, one of the most popular data sets on multidisciplinary repository Dryad is about wood density around the world; it has been downloaded 5,700 times.

By raising relative demand for clean energy sources, a carbon price would also help align the market return to clean-energy innovation with its social return, spurring the refinement of existing technologies and the development of new ones.

A tax on upstream carbon sources is one easy way to put a price on carbon emissions, although some countries may wish to use other methods, such as emissions trading schemes.

One useful way is to distinguish between three degrees of poverty—extreme poverty,moderate poverty, and relative poverty.

Mr.Ishiguro, have you ever found one of your books at a secondhand bookstore? According to a study of race and equity in education, black athletes are dropping out of college across the country at alarming rates.

And the reality is that antibiotics have been responsible for saving millions of lives since penicillin, one of the earliest antibiotics, was first used on a clinical basis 70 years ago.

Unemployment cannot be brought down rapidly, declared one 1935 analysis, because the workforce is unadaptable and untrained.

They seem to be turning inward—generally in a pro-social manner, certainly with positive benefits for intimate relationships, but too often at the expense of a connection with the present and future world beyond, including the society they will one day inherit.

The one in the House bill would have to negotiate rates with providers, rather than using Medicare rates, as many reformers wanted.

The answer is that no one has an easy fix for rising medical costs.

Testing innovations do no good unless the good experiments are identified and expanded and the bad ones are dropped.

One recent study warns us of the danger of the exhaustion of natural resources on Earth.

One recent study attempted to calculate the extent of this ecological overshoot of the human economy, and found that we are using 1.2 Earth's-worth of environmental goods and services—the implication being that at some point the debt will be called in, and all those services—the things which the planet does for us for free—will grind to a halt.

One prevalent quality we have found in teens' statements about themselves, their friends and their families is a strikingly positive emotional tone.

One of the pioneers of a radical new way of thinking about the kitchen was Catharine Esther Beecher, sister of Harriet Beecher Stowe.

One main factor that has driven up medical expenses is that doctors are compensated for the amount of care rather than its effect.

One boy said, I'd rather be concentrating on artistic efforts than saving the world or something.

No one knows how to make that happen quickly.

Most politicians are kind of crooked ( ' , 不诚实的), one student declared.

Just having a strong teacher for one elementary year left pupils a bit less likely to become mothers as teenagers, a bit more likely to go to college and earning more money at age 28.

It underestimates students' ability to tell good teachers from poor ones.

It is also troubling that voting rates among our youngest eligible voters—18- to 24-year-olds—are way down: Little more than one in four now go to the polls, even in national elections, compared with almost twice that many when 18-year-olds were first given the vote.

In the year to August 2007, IKEA, a Swedish furniture chain, sold over one million kitchens worldwide.

In contrast, the criminal justice system accounted for nearly one out of every five visual backgrounds.

How does one figure out who is a weak teacher? Yes, that's a challenge.

For example, only one boy said he would like to be president when he grows up.

Exclusivity, more familiar in the world of high fashion, has reached the kitchen: Robinson&Cornish, a British manufacturer of custom-made kitchens, offers a Georgian-style one which would cost £145,000-155,000— excluding building, plumbing and electrical work.

Another, discussing national politics, said, I feel like one person can't do that much, and I get the impression most people don't think a group of people can do that much.

America's education system has become less a ladder of opportunity than a structure to transmit inequality from one generation to the next.

A surprising thing for the man who runs one of the world's most powerful economies to say? Perhaps; though in the run-up to the five-year review of the Millennium ( ' , 千年的) Goals, he is far from alone.

You know, one of the first things I like to tell people when they ask me about the supplements, is that a lot of them are promoted as a cure for your memory, but your memory doesn’t need a cure.

What happens to the centralized electric grid, which took decades and billions of dollars to build, as more and more people become prosumers, who produce and consume their own energy on-site?No one knows which – if any – battery technology will ultimately dominate, but one thing remains clear: The future of energy is in how we store it.

There is not any one-hit wonder, and there will not be one for years to come, said Gary Shapiro, president and chief executive of the Consumer Technology Association ( ' , CTA).

The U.S. trails far behind every wealthy nation and many developing ones that have family-friendly work policies including paid parental leave, paid sick days and breast-feeding support, according to a 2007 study.

The U.S. is also the only advanced economy that does not guarantee workers paid vacation time, and it's one of only two countries in the world that does not offer guaranteed paid maternity leave.

South Korea, which operates state-of-the-art bases here, is increasing its fishing of krill ( ' , 磷虾), found in abundance in the Southern Ocean, while Russia recently frustrated efforts to create one of the world's largest ocean sanctuaries here.

Since tobacco is one of the biggest causes of premature death in the UK, a measure that tames the habit even by a fraction is worth trying.

Only 13 percent of respondents said that they were interested in buying a smartwatch in 2016, for example – an increase of just one percent from the previous year despite a year of high-profile launches.

One analyst suggests it is necessary to accept both the positive and negative aspects of innovative products.

Michael Yudell, a professor of public health at Drexel University in Philadelphia, said that modern genetics research is operating in a paradox: on the one hand, race is understood to be a useful tool to illuminate human genetic diversity, but on the other hand, race is also understood to be a poorly defined marker of that diversity.

It is building its second ice-breaking ship and setting up research drilling operations on an ice dome 13,422 feet above sea level that is one of the planet's coldest places.

In one example that demonstrated genetic differences were not fixed along racial lines, the full genomes ( ' , 基因组 ) of James Watson and Craig Venter, two famous American scientists of European ancestry, were compared to that of a Korean scientist, Seong-Jin Kim.

In a study published last year, psychologists coined the term workplace telepressure to describe an employee's urge to immediately respond to emails and engage in obsessive thoughts about returning an email to one's boss, colleagues or clients.

Efforts to create one of the world's largest ocean sanctuaries failed because of Russia's obstruction.

Carli says that one of the most significant things about his study is that it provides new early-warning signs for parents, teachers and mental health-care providers.

But this third group was not only unexpected, it was so distinct and so large—nearly one third of our sample—that it became a key finding of the study.

But over the last couple of years, and in this one in particular, we are starting to see companies shift from what is the largest screen size, the smallest form factor or the shiniest object and more into what all of these devices do that is practical in a consumer's life.

And because a failure to accept these increased demands indicates a lack of commitment to one's work, the employee complies.

A study of employees at health insurance provider Aetna revealed that roughly one quarter of those taking in-office yoga and mindfulness classes reported a 28% reduction in their stress levels and a 20% improvement in sleep quality.

The video camera that one single mother bought for a special occasion, for example, is not much fun now.

The third element of love in Sternberg’s theory is what he calls decision commitment, the decision that one is in a love relationship, the willingness to label it as such and the commitment to maintain that relationship at least for some period of time.

So what I’ve done is I’ve taken Sternberg’s three elements of love: intimacy, passion and commitment, and I’ve listed out the different kinds of relationships you would have if you had zero, one, two or three out of the three elements.

One reason for the rise in deaths from Alzheimer’s disease in this group may be that developing this condition remains possible even after people beat the odds of dying from other diseases such as cancer.

One reason any campaign wants a popular celebrity spokesperson is because kids are attracted to them no matter what they are doing.

One day, I was invited to an important event, and I wanted to wear something special for it.

One Chicago woman, for example, discovered that daily lunches with coworkers cost her 2,000 dollars a year.

Now what’s interesting about the theory is what do you have if you only have one out of three or two out of three? What do you have and how is it different if you have a different two out of three? What’s interesting about this kind of theorizing is it gives rise to many different combinations that can be quite interesting when you break them down and start to look at them carefully.

No one should have to live with what a Texas mother described as constant stress, tension, even fear about money.

In the past few months, I’ve been travelling for weeks at a time with only one suitcase of clothes.

and obviously trade unions are one of the biggest civil society networks in the UK, he says.

Traditionally, guidelines have heavily influenced the practice of medicine, and the latest ones are expected to make doctors more conscious of the economic consequences of their decisions, even though there's no obligation to follow them.

To one group, he was identified as African-American, and another was told he was Black .

This one was chosen because it echoed the labels of groups, such as Italian Americans and Irish Americans, that had already been freed of widespread discrimination.

The University of Tennessee in Knoxville offers one example of this dilemma.

That is because the engineers, designers, regulators, operators, and all of the other skilled people needed for the new energy industry are specialists who have to be trained first ( ' , or retrained, if they are the ones being laid off in some related industry), and education, like any other complicated endeavor, takes times.

Students are placed in small groups with counselors ( ' , trained seniors on campus); they have access to cultural and ethnic affinity ( ' , 联 系 ) groups, tutoring centers and also have a summer orientation specifically for first-generation students ( ' , the latter being one of the most common programs for students).

So what factors, at the community level, do predict if poor children will move up the economic ladder as adults? What explains, for instance, why the Salt Lake City metro area is one of the 100 largest metropolitan areas most likely to lift the fortunes of the poor and the Atlanta metro area is one of the least likely?Harvard economist Raj Chetty has pointed to economic and racial segregation, community density, the size of a community's middle class, the quality of schools, community religiosity, and family structure, which he calls the single strongest correlate of upward mobility.

Perhaps a new phrase is needed, one that can bring everyone one big step closer to realizing Du Bois's original, idealistic hope: It's not the name—it's the Thing that counts..

One's professional standing and income are related to their educational background.

One study shows that our neighbours' actions are influential in changing our behaviour.

One of the ways in which all agents seem to make decisions is that they assign a lower weighting to outcomes that are going to be further away in the future, he says.

One needs the designers, and perhaps the regulators, before the builders and operators, and each group of workers in training has to know there is work waiting beyond graduation.

One kind of momentum is technological momentum.

One hundred years ago, Colored was the typical way of referring to Americans of African descent.

Now, she attributes much of her understanding of college to that: But once I got to campus, it was a completely different ball game that no one really prepared me for.

Medicare could save hundreds of millions of dollars a year if everyone used the cheaper drug, Avastin, instead of the costlier one, Lucentis.

Many students are coming from a situation where no one around them has the experience of successfully completing higher education, so they are coming in questioning themselves and their college worthiness, Jarrat continued.

It is one thing to say that we are going to shift 30 percent of our electricity supply from, say, coal to nuclear power in 20 years.

Instead of normalising the undesirable behaviour, the message needs to marginalise it, for example, by stating that if even one person buys yet another SUV, it reduces our ability to be energy-independent.

In practical terms, the new guidelines being develop could result in doctors choosing one drug over another for cost reasons or even deciding that a particular treatment — at the end of life, for example — is too expensive.

In one of the study's experiments, subjects were given a brief description of a man from Chicago with the last name Williams.

Howard, a well-regarded historically black college, had an array of resources for its first-generation students, including matching kids with counselors, connecting first-generation students to one another, and TRIO, a national program that supported 200 students on Howard's campus.

Hall's findings suggest there's an argument to be made for electing to use African American, though one can't help but get the sense that it's a decision that papers over the urgency of continued progress.

But one costs $50 a dose and the other close to $2,000.

But it was the ones that mentioned the actions of neighbours that drove down power use.

A retired member of the Public and Commercial Services Union, she is setting up one of 1,100 action groups with the support of Climate Solidarity, a two-year environmental campaign aimed at trade unionists.

Together, the team may then produce something new, unique and superior to that of any one member.

Hello Jane.Charles, among other things, you are regarded as one of the America’s great masters of the Blues, a musical idiom that’s essentially about loss, particularly the loss of romantic love.

Charles, among other things, you are regarded as one of the America’s great masters of the Blues, a musical idiom that’s essentially about loss, particularly the loss of romantic love.

American educates so manymore people at university that one can’t expect all those who go to be as intelligent as the much narrower band in British universities, says the professor Christopher Rakes at Boston university, I’m not against elitism, but I happen to like having people who are more eager to learn.

柯林斯高阶英汉双解学习词典释义

NUM

（数字）1

One is the number 1.

例句

ADJ

唯一的；仅有的

If you say that someone or something is the one person or thing of a particular kind, you are emphasizing that they are the only person or thing of that kind.

例句

DET

（用于代替a以强调之后的名词）

One can be used instead of 'a' to emphasize the following noun.

例句

DET

（用于代替a以强调之后的形容词或短语）

You can use one instead of 'a' to emphasize the following adjective or expression.

例句

DET

（用于人名前，表示未曾相识或听闻的）某一个

You can use one in front of someone's name to indicate that you have not met them or heard of them before.

例句

DET

（表示与其他的作比较）这一个

You can use one to refer to the first of two or more things that you are comparing.

例句

PRON

（用于代替名词，指代某类明确的人或事物）

You can use one or ones instead of a noun when it is clear what type of thing or person you are referring to and you are describing them or giving more information about them.

例句

PRON

（泛指）人们

You use ones to refer to people in general.

例句

PRON

（用于代替名词词组，表示刚提到过的事物）

You can use one instead of a noun group when you have just mentioned something and you want to describe it or give more information about it.

例句

DET

（特指一群人或事物中的）一人，一个

You can use one when you have been talking or writing about a group of people or things and you want to say something about a particular member of the group.

例句

QUANT

（同类事物或人中）（*…之）一

You use one in expressions such as 'one of the biggest airports' or 'one of the most experienced players' to indicate that something or someone is bigger or more experienced than most other things or people of the same kind.

例句

DET

（过去或将来的）某一（时刻）

You can use one when referring to a time in the past or in the future. For example, if you say that you did something one day, you mean that you did it on a day in the past.

例句

PRON

（指代问题、笑话、评论、讨论的主题等）一个

You can use one to refer to a question, joke, remark, or subject of discussion.

例句

PRON

(一杯)酒

You can use one to refer to an alcoholic drink.

例句

PRON

（泛指包括自己的人，可作句子的主语或宾语）一个人，任何人

You use one to make statements about people in general which also apply to themselves. One can be used as the subject or object of a sentence.

例句

PHRASE

一起；一致地

If a group of people does something as one, all the people do the same thing at the same time or in the same way.

例句

PHRASE

喜欢（或赞成、乐于）…的人

If you say that someone is one for or is a one for something, you mean that they like or approve of it or enjoy doing it.

例句

PHRASE

（强调某人与众不同的反应或行为方式）举个例说

You can use for one to emphasize that a particular person is definitely reacting or behaving in a particular way, even if other people are not.

例句

PHRASE

（表示强调）很多

You can use expressions such as a hundred and one ,a thousand and one, and a million and one to emphasize that you are talking about a large number of things or people.

例句

PHRASE

集（若干部分或功能）为一体

You can use in one to indicate that something is a single unit, but is made up of several different parts or has several different functions.

例句

PHRASE

三三两两地；零零落落地

You can use in ones and twos to indicate that people do things or something happens gradually and in small groups.

例句

PHRASE

一个接一个地；接连地；陆续地

You use one after the other or one after another to say that actions or events happen with very little time between them.

例句

PHRASE

（用于节目中介绍演员、歌手或其他名人）绝无仅有的，的

The one and only can be used in front of the name of an actor, singer, or other famous person when they are being introduced on a show.

例句

PHRASE

逐个地；依次地

You can use one by one to indicate that people do things or that things happen in sequence, not all at the same time.

例句

PHRASE

（一组事物或人之中的）或者这个或者那个，有一个

You use one or other to refer to one or more things or people in a group, when it does not matter which particular one or ones are thought of or chosen.

例句

PHRASE

一两个；几个

One or two means a few.

例句

PHRASE

不大可能（做…)的人

If you say that someone is not one to do something, you think that it is very unlikely that they would do it because it is not their normal behaviour.

例句

PHRASE

略胜…一筹；占…的上风

If you try to get one up on someone, you try to gain an advantage over them.

例句

英汉词典释义

num.

(数字)一

（代替 a 或 an，表示强调）

n.

一个人, 任何人, 人们

(表示与别的对照)某一例〔类〕

玩笑，笑话

pron.

用于代替表示单个的事或人的名词或名词短语

(表示某人的行为令人惊讶或滑稽)你可真行，可了不得

一致地；全体；同时

(与…)完全一致，融为一体；赞同(…)

喜欢(或经常、长于)做某事

胜过一筹；强过某人

(用于加强语气)我(或你等)就是其中之一

占上风； 胜过；占优势

一下子明白(或猜到)

喝多了

集于一身；合为一体

几乎可以肯定…(不)会做某事

一个接一个地；相继

各位；大家；每个人

(用于强调)有名的，绝无仅有的， 唯一的

(表示强调)就是同一个

一个接一个；逐一

都差不多；大同小异

（用于一般地谈论过去或将来的某个时间）

（用来避免重复已提过的或是听者已知的事物的名称

（用于辨别所谈的人或事）

人们，本人

（举止）有趣的人，令人惊奇的人

adj.

某一个

某一

同一个

惟一的

英英词典释义

Noun

1. the smallest whole number or a numeral representing this number;

2. a single person or thing;

Adjective

1. used of a single unit or thing; not two or more;

2. particular but unspecified;

3. having the indivisible character of a unit;

4. of the same kind or quality;

5. used informally as an intensifier;

6. indefinite in time or position;

7. being the single appropriate individual of a kind; only;

8. being one in number--a single unit or thing;

9. being a single entity made by combining separate components;

10. eminent beyond or above comparison;

行业词典

土木工程： 单向过闸；one-way transit；单向推力墩；one-way anti-thrust pier, single direction thrusted pier；单行路；one-way road；单向板；one-way slab；单管制蒸汽热网；one-pipe steam heat-supply network；

大气科学： 单程衰减；one-way attenuation 波由发射源到目标物或由目标物到接收器间的路径上的衰减。；

物理学： 单粒子分布泛函；one-particle distribution functional；单声子吸收；one-phonon absorption；一维网络固体；one-dimensional network solid；单流体理论；one-fluid description, single-fluid theory；单玻色子交换势；one-boson exchange potential, OBEP；单切结点；one-tangent node；单粒子分布函数；

电力： 单机系统；one-machine system；一端口网络；one-port network 又称“二端网络”。；单群理论；one-group theory；