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Longman Dictionary of Contemporary English

導出

power

Related topics: Power, Electricity, Maths, Physics

pow·er1 /ˈpaʊə $ paʊr/ S1 W1 noun

1 control 控制 [uncountableU]POWER the ability or right to control people or events 权力，权势，势力 → powerful, powerless

power over

People should have more power over the decisions that affect their lives.

人们应该对影响自己生活的决定拥有更多主宰权。

power-mad/power-crazy/power-hungry (=wanting too much power) 疯狂追求权力的

power-hungry politicians

渴望权力的政客们

2 government 政府 [uncountableU]POWER the position of having political control of a country or government 政权

in power

The voters have once again shown their support for the party in power.

选民再一次对执政党表示支持。

come/rise to power (=start having political control) 上台

De Gaulle came to power in 1958.

戴高乐于1958年开始执政。

They seized power in a military coup.

他们在一场军事政变中夺取了政权。

3 influence 影响 [uncountableU]EFFECT/INFLUENCE the ability to influence people or give them strong feelings 影响力，感染力 → powerful, powerless

power of

the power of his writing

他文章的感染力

the immense power of television

电视的巨大影响力

the pulling power (=ability to attract people or attention) of major celebrities

大名人的吸引力

student/black/consumer etc power (=the political or social influence a particular group has) 学生/黑人/消费者等的影响力

4 right/authority 权利/权威 [countableC, uncountableU]POWER the right or authority to do something 权利；权力，权威

The police have been given special powers to help them in the fight against terrorism.

警方被赋予特殊权力以便打击恐怖主义。

power to do something

The committee has the power to order an enquiry.

委员会有权要求进行调查。

power of arrest/veto etc

The chairman has the power of veto on all decisions.

主席对所有决定都拥有否决权。

5 ability 能力 [countableC, uncountableU]CAN a natural or special ability to do something 能力，本领

After the accident she lost the power of speech (=ability to speak).

那次事故之后，她丧失了语言能力。

powers of observation/concentration/persuasion

a writer’s powers of observation

作家的观察力

your mental powers

你的智力

a stone with magical powers

有魔力的石头

6 energy 能量 [uncountableU]TP energy that can be used to make a machine work or to make electricity 能，动力

nuclear/wind/solar etc power

Many people are opposed to the use of nuclear power.

很多人反对使用核能。

the search for renewable sources of power

对可再生能源的寻找

under power

The ship was able to leave port under its own power (=without help from another machine, ship etc).

这艘船得以靠自身动力离开了港口。

7 earning/purchasing/bargaining etc power PECANthe ability to earn money, buy things etc 赚钱能力/购买力/讨价还价的能力等

Examples from the Corpus

earning/purchasing/bargaining etc power• The drop in inflation boosted purchasing power, he said.• At the same time the peso was devalued by 600 % and inflation soared over consumers' purchasing power declined.• Dollars have less international purchasing power and more dollars have to be spent.• The third category relates to private transactions, where an equality of bargaining power is usually to be presumed.• Pensions represent a transfer of resources in the form of purchasing power from current taxpayers or pension-fund contributors to past contributors.• The goods became obtainable, but not purchasable, because of the lack of purchasing power among the population.• That reduces the real purchasing power of wages.• In a competitive market the bargaining power of the owner of a particular commodity is limited.

8 strength 力量 [uncountableU]STRONG PERSON the physical strength or effect of something 力量，威力 → powerful

9 electricity 电 [uncountableU]TPE electricity that is used in houses, factories etc 电，电力

10. air/sea power the number of planes or ships that a country has available to use in a war 空军/海军力量

Examples from the Corpus

air/sea power• The outcome will be decided by air power.• Government air power has prevented the rebels from attacking N'Djamena directly.• For Mahan sea power was critical, for Mackinder a particular land mass.• But the escalating crisis may now force Western leaders to use military air power to protect relief efforts.• Robert sat nearby doing a term paper on the history of air power.• Strategic air power had all but won the Second World War.• The cheapest and simplest method will be the air powered sponge filter.• The most difficult strategic question was whether sea power was any longer the foundation upon which the Three Pillars could continue to stand.

11 strong country 强国 [countableC]COUNTRY/NATION a country that is strong and important and can influence events, or that has a lot of military strength 强国；军事强国 → powerful, powerless

12 be in/within somebody’s power (to do something) CANif it is in someone’s power to do something, they have the authority or ability to do it 某人有权[能力]（做某事）

Examples from the Corpus

do everything/all in your power• I shall do everything in my power to help these poor creatures.• This might increase the temptation on the police to do all in their power to discourage complaints. 7.• Meanwhile the Cheetahs promise to do all in their power to ensure that Friday night's events are not repeated.• The Parish Council want to do everything in their power to prevent a serious accident.• Analysts say Milosevic is loathe to lose Belgrade and will do everything in his power to retain control of it.• And we will do everything in our power to help that customer get through her difficult financial times.

13 be beyond somebody’s power (to do something) CAN'Tif it is beyond someone’s power to do something, they do not have the authority or ability to do it 某人无权[能力]（做某事）

Examples from the Corpus

be beyond somebody’s power (to do something)• I am afraid that is beyond my powers.• So he adopted the simple expedient of not opening it until it was beyond his power to act on it.• The taxpayer, it said, had not established that it was beyond his powers to obtain the information.• Then they discovered that this was beyond their power.• Unfortunately, I think it may be beyond my powers as a programmer to set up such a counterfeit world.

14. be in somebody’s power literaryCONTROL to be in a situation in which someone has complete control over you 在某人的控制下

Examples from the Corpus

be in somebody’s power• He'll do whatever I tell him to do. He's completely in my power.• He is worried his son will be entirely in his ex-wife's power.• I shall be in his power.• Data from the 1990 census indicate exactly how crucial higher education is in determining earning power.• It was in their power to make and break military reputations; men gave of their best in front of them.• I most heartily wish it may be in my power to serve and save so much innocence, beauty and merit.• They were in her power and at her discretion in all ways - how she loved them.• They were in the power of these dragons.• We must do whatever is in our power to convince them not to marry until they are old enough to know themselves.

15 do somebody a power of good British EnglishBrE informalHEALTHY to make someone feel more healthy, happy, and hopeful about the future 对某人大有好处

Examples from the Corpus

do somebody a power of good• It can also be funny and it can do you a power of good.• Yeltsin could do his country a power of good by directing public attention to these issues.

16. mathematics 数学 [countableC]HM if a number is increased to the power of three, four, five etc, it is multiplied by itself three, four, five etc times 幂，乘方

17 the powers that be POWERthe unknown people who have important positions of authority and power, and whose decisions affect your life 掌权者；当局

Examples from the Corpus

the powers that be• The powers that be do not seem interested in solving the city's transportation problems.• The powers that be have decided that our lunch breaks should be reduced to 45 minutes.• Could the powers that be, or anyone else who knows, possibly get him on?• Perhaps it is time for the powers that be to look again at the slalom rules that allow dipping and sideways presentations.• Um, I still think that, that maybe the powers that be want it probably as a smoke screen.• Maybe the powers that be have been only interested in cleaning up opponents.• Inadvertently or not, the powers that be determined that so-so writers had only so-so intelligence.• They were keeping on the right side of the powers that be.• Why should the powers that be want to ruin that?• It's just that the powers that be treat us teachers like dirt.

18. lens 透镜 [uncountableU] technical the ability of a lens, for example in a pair of glasses or a microscope, to make things look bigger 放大倍数，放大率

19. the powers of good/evil/darkness ROunknown or magical forces that people believe can influence events in a good or evil way 正义/邪恶/黑暗的力量

Examples from the Corpus

the powers of good/evil/darkness• May we seek to develop the powers of good that lie within us.• So close to the powers of evil she must have lived that she still breathed more freely in their air.

20. a power in the land old-fashionedIMPORTANT someone who has a lot of power and influence in a country 〔某个国家中〕有权势的人物

Examples from the Corpus

a power in the land• Even so, it had to grow, to strengthen itself and impose itself as a power in the land.• These courts had existed for centuries already, ever since the medieval Templars had been a power in the land.

21. the power behind the throne POWERsomeone who secretly controls and influences decisions made by the leader or government of a country, but who does not have an official government position 幕后掌权者；太上皇

22. power trip informalPOWER if you are on a power trip, you are enjoying your power or authority in a way that other people think is unpleasant 权力瘾

Examples from the Corpus

power trip• Most of them seem to get a power trip from their ritualistic behaviour.

→ staying power , balance of power , high-powered

COLLOCATIONS – Meaning 1: the ability or right to control people or events 权力，权势，势力

verbs

have power 有权力

People who have power never seem to use it to help others.

掌权者似乎从来不用手中的权力来帮助别人。

get/gain power 获得权力

Women were trying to gain power in a male-dominated world.

女性在尝试从男子主宰的世界里获得权力。

use your power (also exercise (your) power formal) 运用权力,使出力量

The party will use all its power and influence to raise the issue in the Senate.

该党将动用其全部力量和影响,以在参议院提出这一议题。

nQuestions have been asked about the way the police exercised their power.

wield power formal (=use power – used when someone has a lot of power) 行使权力

The Church still wields enormous power in the country.

教会在这个国家仍握有巨大的权力。

adjectives

great/huge/enormous 极大的

The central banks have huge power.

中央银行拥有极大的权力。

limited 有限的

The king's power was limited.

国王的权力有限。

political/economic/military power 政治的/经济的/军事的实力

countries with little economic power

没什么经济实力的国家

absolute power (=total power, with no limits) 无上的权力

nParents had absolute power over children in those days.

nunbridled power (=without any controls)

Certain wealthy men exercised unbridled power.

real power 真正的权力

nThe real power lay with the president’s advisers.

phrases

a power struggle (=a situation in which groups or leaders try to get control) 权力斗争

The country is locked in a power struggle between forces favouring and opposing change.

这个国家陷入了支持与反对改革的权力斗争中。

the balance of power 权力平衡

There has been a shift in the balance of power between the two countries.

两国之间的权力平衡发生了变化。

a position of power (=a job or role that gives someone power) 掌权的地位

nMany of them were using their positions of power for personal advantage.

an abuse of power (=a wrong or unfair use of power) 权力滥用

nThis cover-up is a scandalous abuse of power.

n COLLOCATIONS – Meaning 2: the position of having political control of a country or government 政权

verbs

be in power

The law was passed when the Democrats were in power.

come to power (=start being in control)

Tony Blair came to power in 1997.

take power (=start being in control, usually without an election)

Many people fled after the military took power last September.

seize power (=take power by force)

His son seized power in a military coup.

他们在一场军事政变中夺取了政权。

assume power formal (=take power)

He assumed power after the assassination of the former president.

win power (=win an election)

The prime minister is facing his toughest challenge since winning power.

rise to power

The Roman emperor Vespasian rose to power through command of an army.

return/be returned to power (=start being in control again, usually after an election)

The party was returned to power with a reduced majority.

hold power (=be in power)

Economic disaster befell the country during the decade when he held power.

restore somebody to power (=put someone in control of a country again)

In 2004, the army restored him to power.

sweep to power (=win an election easily)

Reagan swept to power by promising reforms.

cling to power (=not lose it, or try not to lose it)

Mao Tse-tung, the leader of the 1949 Communist revolution, clung to power for 27 years.

phrases

somebody’s rise to power

The programme examines Saddam Hussein’s rise to power.

somebody’s return to power

Churchill’s return to power had an immediate effect upon Anglo-American relations.

n COLLOCATIONS – Meaning 5: a natural or special ability to do something 能力，本领

adjectives

mental powers

Is it possible to enhance your mental powers?

creative powers

A music teacher should have a real interest in developing children’s creative powers.

healing powers

The water was supposed to have healing powers.

magical/special/miraculous powers

Diamonds were once thought to have magical powers.

phrases

the power of speech

I was so surprised that I momentarily lost the power of speech.

the power of flight

Some birds have lost the power of flight over millions of years.

powers of observation

Experience improves our powers of observation, since it teaches us what to look for.

powers of concentration

As you get older, your powers of concentration may decrease.

powers of persuasion

She used all her powers of persuasion to convince Tilly that the move was a good idea.

be at the height of your powers (=be at a time in your life when your abilities are strongest)

Fonteyn was still at the height of her powers as a dancer.

verbs

lose a power

He was a brilliant speaker, who never lost the power to influence people.

somebody’s powers are failing/waning (=becoming less good)

Mark felt that his creative powers were waning.

n COLLOCATIONS – Meaning 6: energy that can be used to make a machine work or to make electricity 能，动力

ADJECTIVES/NOUN + power

nuclear power

The accident raised doubts about the safety of nuclear power.

solar power (=energy produced by sunlight)

They use solar power for all their heating.

wind power (=energy produced by the wind)

Is wind power the answer to the energy crisis?

wave power (=energy produced by waves in the sea)

Wave power can be used to generate electricity.

hydroelectric power (=energy produced by flowing water)

The factory is run on hydroelectric power.

steam power (=energy produced from steam)

Early engines were driven by steam power.

phrases

a source of power

One problem is their reliance on coal as the main source of power.

n COLLOCATIONS – Meaning 11: a country that is strong and important and can influence events, or that has a lot of military strength 强国；军事强国

ADJECTIVES/NOUN + power

a great power

Britain wanted to maintain her status as a great power.

a major power (=very important one)

There will be representatives from all the world's major powers at the conference.

a world power (=one with influence all over the world)

The United States had replaced Great Britain as the dominant world power.

a military/naval power (=with a very strong army or navy)

Russia had become a naval power equal to Spain.

a foreign power

He was charged with spying for a foreign power.

Examples from the Corpus

power• a power source• A power struggle developed between the president and the generals.• the enormous economic power of the United States• France was the only European power not to sign the treaty.• He was motivated by greed, envy, and the lust for power.• Displaced from power, he had to toil in a humble farmhouse outside Florence.• Yet there was an opening for Rice if he carefully adapted his power strategies to the political situation.• Iran is a major power in the Persian Gulf region.• Do you think the police have too much power?• A dynamometer is used to measure muscle power.• She liked the feeling of power that gang membership gave her.• It sounds like you've got a lot of power at work.• The big Hollywood studios have a lot of power over what kind of films get made.• But women earn only about three-fourths of the incomes earned by men, who still dominate the boardrooms and political power centers.• This was done by widening the participation in the exercise of political power.• She claims to have psychic powers.• And kings, in particular, have both the incentive and the power to achieve their wishes.• The ostrich is a bird that no longer has the power of flight.• Only Parliament has the power to make new laws.• Of much greater practical significance, and by no means obsolete, is the power to punish for contempt.• Doctors cannot explain why some people lack the power to fight off the disease.• Not withstanding this limitation, the powers contained in the section do not restrict any other express or implied rights of action.• She was so surprised that for a few seconds she lost the power of speech.• Mike had tremendous power in his forearms.• There are various power conservancy options like three levels of screen brightness, and variable times for screen and disk power-down.• China has threatened to use its veto power in the Security Council.• The western powers hardly knew how to react to this threat.• Germany's strong industrial base has helped maintain its status as a major world power.

power over• Local governments have little power over cable television companies.• Many people see poverty as something we have little power over.

in power• The Socialists have been in power since the 1965 revolution.• He's been in power now for eight years.• Gorbachev could not have remained in power without the support of the Red Army.• The Congress Party in India lost its legislative majority in the late 1970s after nearly thirty years in power.

student/black/consumer etc power• In a racially divided Boston after the advent of civil rights, the sisters are sent to a Black Power school.• Talking about black power with their hands and their pockets empty.• In other words, the working class characteristics of low economic resources and consumer power no longer applied.• I don't care about rock festivals or black power or student revolutions or going to the Moon.• All these fellers screaming black power yet when was the last time one of them purchased airfare to the dark continent.• Tee shirts had the black power fist, Angela Davis and Che Guevara printed on them.• One way to help is to give these students power.

power of arrest/veto etc• It also carries a power of arrest; a constable may arrest without warrant anyone whom he reasonably suspects is committing affray.• The police, of course, have extensive powers of arrest; but these powers are not unlimited.• As sanctions in the event of non-compliance, the peace keeper has powers of arrest, or detention short of arrest.• The chamber refused to give magistrates power of arrest over the five, however.• It will not carry police powers of arrest and search of premises.• Suggestions in the bill for an independent panel of experts to be given the power of veto over the research were rejected.• Authors should have the power of veto over blurbs - the book deserved a better one than this.• Voice over Police are already monitoring the movements of travellers convoys and the exclusion order will give them widespread powers of arrest.

powers of observation/concentration/persuasion• But in this modern scientific era, geophysicists' powers of observation are extraordinarily advanced.• Her powers of observations however, remained no less acute.• The president could have moved mountains with a golden economy and his powers of persuasion, but he didn't.• The United States had towns and industries that were already flourishing; it also had immense powers of persuasion and assimilation.• But his wariness, his incessant powers of observation and vigilance, set him apart from others.• Speechreading increases powers of concentration and sharpens the mind wonderfully.• He would listen in, showing more powers of concentration than he ever did at work.• The greatest athletes are legendary for their powers of concentration.

under its own power• The water, carried in pressure aqueducts and siphons, could arrive under its own power.• The ship is sailing for Scotland under its own power.• It moved three quarters of a mile downwind where it managed to hold station under its own power.

power cut/failure/outage• For example, the specialist Sun Frost range keeps food fresh for weeks rather than days if a power cut occurs.• The average freezer will keep food frozen for two days in the time of a blackout or a power failure.• A drop in voltage can be more serious than a power cut.• Customers of San Diego Gas & Electric had power failures that lasted an average of 57 minutes that year.• Energy crisis Periodic power cuts were imposed from Oct. 29 after electricity supplies from the Soviet Union were suddenly suspended.• Finally, an emergency lighting kit should always be ready in an accessible place, in case of a sudden power failure.• From retail stores to hospitals to universities, doors remained open as back-up generators kicked in almost immediately following the power outage.

world power• In literature, if in little else, Britain was again a world power.• The first stemmed from Britain's own decline as a world power.• China is regaining its place as a world power, a status it enjoyed for 3,000 years and lost only a few centuries ago.• Britain became a world power because it handled four institutions supremely well.• The United States had replaced Great Britain as the dominant world power.• The United States had replaced Great Britain as the dominant world power.• Nor was the United States the dominant world power it had been in 1945.• And never suppose that the other great world powers are unaware of the effects exchange programs can have.• For most of the time the United States played little part in the organization of world power except in the Far East.• Gradually, watching world powers responding differently as new crises emerged, it fell into place.

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