词组
  • three parts
    three out of four equal parts; three quarters 四分之三(部分)
英语四级真题
  • Overall, almost three in five people say they try to limit their usage of paper – including facial tissue and kitchen roll – to save money.
    出自-2017年6月阅读原文
  • What do animals do? There are three main ways that animals survive the cold in winter: sleep, adapt or migrate.
    出自-2017年6月听力原文
  • The boat was carrying 32 people—25 Costa Ricans, four Americans and three Nicaraguans.
    出自-2017年6月听力原文
  • His team was hit by a snowmobile driver, injuring several dogs and killing a three-year-old male dog.
    出自-2017年6月听力原文
  • What about supply? The three environmental trends—the shortage of fresh water, the loss of topsoil and the rising temperatures—are making it increasingly hard to expand the world's grain supply fast enough to keep up with demand.
    出自-2016年6月阅读原文
  • They ate three meals regularly every dayThey were expert at cooking meals.
    出自-2016年6月阅读原文
  • The result is falling water tables ( ' , 地下水位) in countries with half the world's people, including the three big grain producers—China, India and the U.S.
    出自-2016年6月阅读原文
  • The report warns that 200 million poor workers are at risk of joining the ranks of people living on less than two dollars per day in the past three years.
    出自-2016年6月听力原文
  • Much of the criticism is directed at the British Airports Authority, which runs seven major airports, including the three main ones serving in London.
    出自-2016年6月听力原文
  • Over the past three decades, the industry has made some efforts to improve the quality of its offerings.
    出自-2016年12月阅读原文
  • And in my position as a professor at three different colleges, the actual problems in educating our young people and older students have deepened, while the number of people hired—not to teach but to hold meetings—has increased significantly.
    出自-2016年12月阅读原文
  • Three university  students in Santiago, Chile,  have developed a plant-powered  device to charge their  mobile phones.
    出自-2016年12月听力原文
  • They say it is healthier than green tea and could be sold for a price that is three to four times higher than the price of green tea.
    出自-2016年12月听力原文
  • The rock salt mine is one of three operated by Cargill with the other two in Louisiana and Ohio.
    出自-2016年12月听力原文
  • Last week, for example, Postmaster General Pat Donahoe announced plans to stop mail delivery on Saturdays, a move he says could save three billion dollars annually.
    出自-2016年12月听力原文
  • When Jonathan Swift proposed, in 1729, that the people of Ireland eat their children, he insisted it would solve three problems at once: feed the hungry masses, reduce the population during a severe depression, and stimulate the restaurant business.
    出自-2015年12月阅读原文
  • Similarly, Americans' late nights, late mornings, and longest sleeps fall on three-day weekends.
    出自-2015年12月阅读原文
  • Shouldn't preparing—and consuming—food be a source of comfort, pride, health, well-being, relaxation, sociability? Something that connects us to other humans? Why would we want to outsource ( ' , 外包 ) this basic task, especially when outsourcing it is so harmful? When I talk about cooking, I'm not talking about creating elaborate dinner parties or three-day science projects.
    出自-2015年12月阅读原文
  • If you eat three meals a day and behave like most Americans, you probably get at least a third of your daily calories ( ' , 卡路里 ) outside the home.
    出自-2015年12月阅读原文
  • I'm a mother of three, a teacher, and a developmental psychologist.
    出自-2015年12月阅读原文
  • For me it took the form of my first, and I hope only, encounter with writer's block—I was not able to produce anything for three years.
    出自-2015年12月阅读原文
  • And he’s also the author of three books.
    出自-2015年12月听力原文
  • According to recent studies, digital divide has been caused by three major 32 elements: class, sex, and generation .
    2015年12月四级真题(第一套)阅读 Section A
  • After new legislation demanded their removal from the roads, a low interest loan scheme was set up with three Egyptian banks so drivers could buy new cars.
    2015年12月四级真题(第一套)听力 Section A
  • And he's also the author of three books.
    2015年12月四级真题(第一套)听力 Section C
  • Even men and schoolchildren are swelling the ranks,among them my friend's three small grandsons.
    2017年12月四级真题(第三套)阅读 Section B
  • Explaining what the data revealed, he said: "What you see is that even after three years, mental health is still better, which is unlike many other things that we think will make us happy." He observed that people living in green spaces were less stressed
    2018年6月四级真题(第一套)阅读 Section C
  • figures show the number of male nurses has fallen in the last three years.
    2019年12月四级真题(第二套)听力 Section A
  • For me it took the form of my first, and I hope only, encounter with writer's block— I was not able to produce anything for three years.
    2015年12月四级真题(第二套)阅读 Section B
  • From the last three graduating classes, 16 seniors were admitted to MIT.
    2018年6月四级真题(第一套)阅读 Section B
  • girls who graduate from single-sex schools are three times more likely to become engineers than those who attend coeducational schools.
    2019年12月四级真题(第一套)听力 Section C
  • If you eat three meals a day and behave like most Americans, you probably get at least a third of your daily calories outside the home.
    2015年12月四级真题(第三套)阅读 Section B
  • I'm a mother of three, a teacher, and a developmental psychologist .
    2015年12月四级真题(第一套)阅读 Section B
  • In 1977, when he was 17 years old, James Terry Roach and two friends cruelly murdered three people.
    2015年12月四级真题(第二套)听力 Section C
  • It is situated on the Mediterranean Sea, and surrounded by France on three sides.
    2016年12月四级真题(第二套)听力 Section C
  • It seems likely, then, that the traditional three-stage life will evolve into multiple stages containing two, three or oven more different careers.
    2019年6月四级真题(第一套)阅读 Section B
  • More than 1,000 years ago, they made three important geographical discoveries.
    2017年12月四级真题(第一套)听力 Section C
  • More than three fourths of government expenses are used for this purpose.
    2016年12月四级真题(第二套)听力 Section C
  • Moses spent three hours looking after the bees and was stung five times.
    2017年6月四级真题(第二套)听力 Section A
  • Much of the criticism is directed at the British airports Authority, which runs seven major airports, including the three main ones serving in London.
    2016年6月四级真题(第二套)听力 Section A
  • Participants were balanced across the three groups for age, sex, educational background, severity and duration of depression, and use of antidepressant.
    2019年6月四级真题(第三套)阅读 Section C
  • Stawood Hotels and Resorts, which owns more than 1, 150 hotels in nearly 100 countries, plans to install the system in the next three months at two of its hotels in the USA.
    2015年12月四级真题(第二套)听力 Section A
  • The 50-year-old father of three and king to 17 million Dutch citizens calls flying a"hobby".
    2018年12月四级真题(第二套)听力 Section A
  • The boat was carrying 32 people—25 Costa ricans, four Americans and three Nicaraguans.
    2017年6月四级真题(第一套)听力 Section A
  • The New York State parks system wants to turn off the falls on the American side some time in the next two to three years to replace two 115-year-old stone bridges that allow pedestrians, park vehicles and utilities access to Goat Island.
    2016年12月四级真题(第二套)听力
  • The patients were split into three groups: one group received only usual care from a physician while the other two groups received usual care from a physician plus one of two computerized CBT programs.
    2019年6月四级真题(第三套)阅读 Section C
  • The three engineering students got the idea for the device while sitting in their school's courtyard.
    2016年12月四级真题(第二套)听力
  • The three environmental trends—the shortage of fresh water, the loss of topsoil and the rising temperatures—are making it increasingly hard to expand the world's grain supply fast enough to keep up with demand.
    2016年6月四级真题(第一套)阅读 Section B
  • The word serendipity was coined by Horace Walpole in an 1854 letter, from a tale of three princes who 4twere always making discoveries, by accident, of things they were not in search of.
    2017年12月四级真题(第二套)阅读 Section B
  • These teams are trained annually using a framework known as the three Ps: people, property, product.
    2019年12月四级真题(第二套)阅读 Section B
  • Three university students in Santiago, Chile, have developed a plant-powered device to charge their mobile phones.
    2016年12月四级真题(第二套)听力
  • Tunisia was targeted last year by three attacks that left 70 people dead and were claimed by Islamic State.
    2016年12月四级真题(第二套)听力
英语六级真题
  • The summer after 7th grade, students spend three weeks on a college campus studying advanced math for seven hours a day.
    出自-2017年6月阅读原文
  • The Math Olympiad Summer Training Program is a three-week math camp held by the Mathematical Association of America that leads straight to the international championship and is free for those who make it.
    出自-2017年6月阅读原文
  • Some are pricey—a three-week intensive program can cost $4,500 or more—but most offer scholarships.
    出自-2017年6月阅读原文
  • More than a quarter of children live in single-parent households—a historic high, according to Pew—and these children are three times as likely to live in poverty as those who live with married parents.
    出自-2017年6月阅读原文
  • One useful way is to distinguish between three degrees of poverty—extreme poverty,moderate poverty, and relative poverty.
    出自-2017年6月听力原文
  • Unilever recently ran an interactive campaign for its Axe deodorant ( ' , 除臭剂), which kept viewers engaged for more than three minutes on average.
    出自-2016年6月阅读原文
  • The protection and improvement of the human environment is a major issue which affects the well-being of peoples and economic development throughout the world, read the final declaration from this gathering, the first of a sequence which would lead to the Rio de Janeiro Earth Summit in 1992 and the World Development Summit in Johannesburg three years ago.
    出自-2016年6月阅读原文
  • Only three states, with a combined population not much larger than that of Brooklyn, have unemployment rates below 5%.
    出自-2016年6月阅读原文
  • But researchers are improving systems to measure a teacher's performance throughout the year, and, with three years of data, it's usually possible to tell which teachers are failing.
    出自-2016年6月阅读原文
  • Gregg Rosen lost his job as a sales  nearly three years ago and is still unemployed.
    出自-2016年6月听力原文
  • Earlier this year, British explorer  Hadow and his team trekked for three months across the frozen Arctic Ocean, taking measurements and recording observations about the ice.
    出自-2016年6月听力原文
  • But the study warns that it is teenagers who engage in all three of these practices in the extreme who are truly in jeopardy.
    出自-2016年12月阅读原文
  • But advances in technology might make Antarctica a lot more accessible three decades from now.
    出自-2016年12月阅读原文
  • At least three Russian stations are already operating in Antarctica, part of its effort to challenge the dominance of the American GPS, and new stations are planned for sites like the Russian base, in the shadow of the Orthodox Church of the Holy Trinity.
    出自-2016年12月阅读原文
  • As some countries expand operations in Antarctica, the United States maintains three year-round stations on the continent with more than 1,000 people during the southern hemisphere's summer, including those at the Amundsen-Scott station, built in 1956 at an elevation of 9,301 feet on a plateau at the South Pole.
    出自-2016年12月阅读原文
  • And 29%, the invisible risk group, scored high on three in particular: They spent five hours a day or more on electronic devices.
    出自-2016年12月阅读原文
  • 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.
    出自-2016年12月听力原文
  • So if you have all three of these, intimacy, passion and commitment, in Sternberg’s theory you have love.
    出自-2016年12月听力原文
  • She’s figured out that it will take her another three years to pay it off at 30 dollars a month.
    出自-2016年12月听力原文
  • 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.
    出自-2016年12月听力原文
  • He argued that you don’t have love if you don’t have all three of these elements.
    出自-2016年12月听力原文
  • And he has a theory of love that argues that it’s made up of three components: intimacy,passion and commitment, or what is sometimes called decision commitment.
    出自-2016年12月听力原文
  • The lamp, the fixture, and the room, all three must work in concert for the true benefits of end users.
    出自-2015年12月阅读原文
  • Nearly three-quarters of the first group guessed that Mr.
    出自-2015年12月阅读原文
  • Based on my analyses of the data, of the factors that Chetty has highlighted, the following three seem to be most predictive of upward mobility in a given community:1.
    出自-2015年12月阅读原文
  • According to the Centre for Strategic and International Studies,about three quarter of energy we use to move things, including ourselves, accomplishes no useful work.
    出自-2015年12月听力原文
  • "I'm trying three methods of breeding," Farrant says: conventional, genetic modification and gene editing.
    2018年6月六级真题(第一套)阅读 Section B
  • "The protection and improvement of the human environment is a major issue which affects the well-being of peoples and economic development throughout the world," read the final declaration from this gathering, the first of a sequence which would lead to t
    2016年6月六级真题(第三套)阅读 Section B
  • After three years of working in a petrol station and doing unpaid work I still hadn't managed to get an entry level job.
    2019年12月六级真题(第一套)听力 Section A
  • And 29%, the "invisible risk"group, scored high on three in particular: They spent five hours a day or more on electronic devices.
    2016年12月六级真题(第二套)阅读 Section C
  • And he has a theory of love that argues that it's made up of three components: intimacy,passion and commitment, or what is sometimes called decision commitment.
    2016年12月六级真题(第一套)听力 Section C
  • As an EU-funded effort, the search for salt-tolerant varieties of rice is taking place in all three countries.
    2018年6月六级真题(第二套)阅读 Section C
  • As some countries expand operations in Antarctica, the United States maintains three year-round stations on the continent with more than 1,000 people during the southern hemisphere's summer, including those at the Amundsen-Scott station, built in 1956 at
    2016年12月六级真题(第三套)阅读 Section B
  • Based on my analyses of the data, of the factors that Chetty has highlighted, the following three seem to be most predictive of upward mobility in a given community.
    2015年12月六级真题(第三套)阅读 Section C
  • But in today's lecture, we'll look at three very interesting studies that hint at surprising abilities of human babies.
    2019年12月六级真题(第一套)听力 Section C
  • 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.
    2019年6月六级真题(第一套)阅读 Section A
  • But the study warns that it is teenagers who engage in all three of these practices in the extreme who are truly in jeopardy.
    2016年12月六级真题(第二套)阅读 Section C
  • During a month-long hospital trial,researchers asked 70 patients how they felt being around the robot and "only three or four said they didn't like having it around".
    2018年12月六级真题(第二套)阅读 Section C
  • Earlier this year, British explorer Hadow and his team trekked for three months across the frozen Arctic Ocean, taking measurements and recording observations about the ice.
    2016年6月六级真题(第一套)听力 Section C
  • Gregg Rosen lost his job as a sales nearly three years ago and is still unemployed.
    2016年6月六级真题(第一套)听力 Section C
  • He argued that you don't have love if you don't have all three of these elements.
    2016年12月六级真题(第一套)听力 Section C
  • Here we have three of the most important problems facing small businesses that I want to look at today.
    2016年12月六级真题(第二套)听力 Section C
  • In a 2005 study, psychologist Laurence Steinberg of Temple University and his co-author, psychologist Margo Gardner, then at Temple, divided 6 people into three age groups: young adolescents, with a mean age of 14; older adolescents, with a mean age of 19
    2018年6月六级真题(第二套)阅读 Section B
  • In preparation for the celebration, a straw mat is placed on the table, along with a candle holder with seven candles, one black, three red, and three green.
    2017年12月六级真题(第一套)听力 Section C
  • In so doing, they can potentially get three citation—one each for the data and software, in addition to the paper itself.
    2017年12月六级真题(第二套)阅读 Section B
  • Isaac Asimov evaded the whole notion of morality in devising his three laws of robotics.
    2017年12月六级真题(第二套)阅读 Section C
  • It has consequences: South Africa's ongoing drought—the worst in three decades—will cost at least a quarter of its com crop this year.
    2018年6月六级真题(第一套)阅读 Section B
  • Now, they are introducing new Barbies with three slightly different body shapes, while the original tall and thin Barbies would continue to be sold.
    2017年12月六级真题(第一套)听力 Section B
  • Now, we don't want to leave you with the impression that these three components always work together perfectly.
    2016年6月六级真题(第一套)阅读 Section A
  • Once every three or four years, when conditions are right, the lake is covered with the pink birds as they stop flight to breed.
    2017年12月六级真题(第三套)阅读 Section C
  • One study found that three in four respondents yelled at their computer.
    2019年12月六级真题(第三套)阅读 Section A
  • Only three states, with a combined population not much larger than that of Brooklyn,have unemployment rates below 5%.
    2016年6月六级真题(第三套)阅读 Section C
  • She says she is able to take Zumba exercise classes three times a week, work out on the treadmill(跑步机), and take long, brisk walks.
    2019年12月六级真题(第二套)阅读 Section B
  • So if you have all three of these, intimacy, passion and commitment, in Sternberg's theory you have love.
    2016年12月六级真题(第一套)听力 Section C
  • 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.
    2016年12月六级真题(第一套)听力 Section C
  • The children who had the lowest self-control when they were age three to ten, later on had the most health problems in their thirties, and they had the worst financial situation.
    2016年6月六级真题(第一套)听力 Section C
  • The next year, he won three gold medals in the winter Olympics, a record in ski racing that has never been topped.
    2019年6月六级真题(第一套)听力 Section B
  • The results of a recent experiment showed that professors can use standardized metrics to measure how well students do in three key areas: critical thinking, written communication, and quantitative literacy.
    2017年6月六级真题(第一套)阅读 Section A
  • The robots in Asimov's fiction expose complications and loopholes in the three laws, and even when the laws work, robots still have to assess situations.
    2017年12月六级真题(第二套)阅读 Section C
  • This description of roller-skating illustrates the three components of an attitude: affect, cognition, and behavior.
    2016年6月六级真题(第一套)阅读 Section A
  • Three hundred years after her death, Merian will be celebrated at an international symposium in Amsterdam this June.
    2018年12月六级真题(第二套)阅读 Section B
  • Three species of tilapia(罗非鱼) thrive there part-time.
    2017年12月六级真题(第三套)阅读 Section C
  • Unilever recently ran an interactive campaign for its Axe deodorant(除臭剂), which kept viewers engaged for more than three minutes on average.
    2016年6月六级真题(第三套)阅读 Section C
  • When her mother was interviewed, three weeks after her daughter's birth, she was asked if she was prepared for what might be a daunting task caring for her.
    2019年12月六级真题(第二套)阅读 Section C
  • When people were encouraged to take at least three photos while they ate lunch, they were more immersed in their meals than those who weren't told to take photos.
    2018年6月六级真题(第二套)阅读 Section C
柯林斯高阶英汉双解学习词典释义
英汉词典释义
英英词典释义
  • Noun
    1. the cardinal number that is the sum of one and one and one
  • Adjective
    1. being one more than two
行业词典
  • 土木工程: 三级管网系统;three-stage system;三向网架;three-way latticed grid;
    大气科学: 三圈[经向]环流;three-cell [meridional] circulation 大气环流中平均经向环流的简单模式, 由低纬和高纬地区两个直接环流圈及中纬地区一个间接环流圈所组成。;
    机械: 三位控制器;three-step controller 具有三个离散输出值的控制器。;三端测量;three-terminal measure-ment 测量装置有三个端钮接到被测三端元件上,第三端为屏蔽防护端,此端与某电位(如地电位)相连,以避免附近杂散电磁场的干扰以及二端之间寄生电容分路对被测量的影响。;三坐标测量机;three-coordinate mea-suring machine 在三维直角坐标系统内测量长度的仪器。通常配有计算机进行数据处理和控制操作。;三分力天平;three-co;
    物理学: 三能级激光器;three-level laser;三维网络固体;three-dimensional network solid;三心键;three-center bond;三相[交变]电流;three-phase alternating current;三轴坐标系;three-axis coordinate system;三体问题;three-body problem;三自旋模型;three-spin model 最近邻三自旋积模型。;
    电力: 三极隔离开关;three-pole isolator;三相五柱铁心;three-phase five-limb core;三相自动重合闸;three-phase automatic reclosing;三相变压器;three-phase transformer;三芯电缆;three-core cable;三相电路;three-phase circuit;三相制;three-phase system;三相故障;three-phase fault;三相四线制;three-pha;