power-assisted steering      1550 |

o        air/sea power (= military strength in the air/at sea) 空中/海上军事力it ◊ purchcuingpower购买力9..[U] the influence of a particular thing or group within society (某事物或社会集团的)影响力，势力：the power 0/the media媒体的影响力oparent.power^；毋的影响力

►                 ENERGY 能暈 10 [u] the strength or. energy contained in

sth 力；力量；會i 金：The ship was     against tifie

power 0/the storm•那艘船只肩§任凭寧大的暴风雨肆虐。

◊                  Jt was a pe/formcmce o/great power•那着建木能量的 作用。.一see also FIREPOWER, STAYING POWER 11 [U] energy that can be collected and used to operate a machine, to make electricity, etc.能.；能量；_功率： nu.dear/ivfn4/sotar power 核 / 风/.头 _ 能'■ ◊ engine power i动机侖功率一see also horsepower

►                 ELECTRICITY 电 12 [U] the public supply of electricity 电 力供应•• TTiey’ve switched 〇# the power•他们■关掉"h电 源。◊ apower/adure 停电

►                 MATHEMATICS 13 [C, usually sing.] the number of times that an amount is to be multiplied, by itself 乘 方;；幂：4 to t/iepower 〇/ 3 is 43 ("= 4 x. .4 x 4 = 64j*. * 4的3次方萇43。

►                 OF LENS 14 [U] the amount by which a lens can make objects appear larger 放大倍数；放大率：the power o/fl mfcroscope/tdescope显微镜/望远镜的放大率

►                 GOOD/EVIL SPIRIT 恶精実 15 [C] a good or evil spirit that: controls the lives of others 正义（$ 邪.恶_')力—： the powers o/darfcness (= the forces of evil)■黑暗势力

do sb a 'power of good {old-fashioned, informal) to be very good for sb’s physical or mental health 对身 心大为有益 more power to sb’s _e丨bow (o/d-/(!75Won«/， BrE, informal) used to express support or encourage- ment for sb to do sth (表示支持或釭励）再加把劲，加 油，祝…成功 the (real) power behind the ’throne the person who really controls an organization, a country, etc. in contrast to the person who is legally in charge 上皇；幕后操纵者 the .powers that _be (often />o/7/cj the people who control an organization, a country, etc. 当权派；权力集团 _ more at corridor, sweep v.

• verb

►                 SUPPLY ENERGY 提供动力 1 [VN] [usually passive] to supply a machine or vehicle with the energy that makes it work驱动，推动(机器或车辆）：The aircraft is powered by a jet engine.这架飞机由喷气发动机驱动。

►                 MOVE QUICKLY 快速移动 2 [+〇办.//?/^/?.] to move or move sth very quickly and with great power in a particular direction (使）迅猛移动，快速前进：[V] ffe powered through the water.他在水中迅 M 游动。◊丨 VN] Sfte powered her way into the Zead.她迅M用力冲到ft前面。

◊                  He powered his header past the goaZi’e.j也用■力也球顶 过了守.门员。遍沿議.power sth^'up to prepare a machine to start working by supplying it with electri- city, etc•给…供电（等> i.使（机器 > 启动

.power-assisted 'steering noun [y] (6r£) = power

STEERING

'power base noun the area or the people that provide the main support for a politician or a political party (政治人物或政党的）权力基础，后盾 powerboat /'pauabaut; NAmE 'pauarbout/ noun a fast boat with a powerful engine that is used especially for racing摩托艇；汽艇；快艇

1 power breakfast noun a meeting that business people have early in the morning while they eat break- ^ fast (商界X士）早餐会

丨 power broker      a person who has a strong influ­

ence on who has political power in an area 能左右:当权

者的人；权力经纪人

'power cut (BrE) {NAmE 'power outage) noun an inter­ruption in the supply of electricity; a period of time when this happens丨共电中断；停电（的一段时间):. 'power dressing noun [u] a style of dressing in which people in business wear formal and expensive clothes to emphasize how important they and their jobs are (:为显示身份的）显贵穿着，商界要员打扮 powered /'pauad; NAmE 'pauard/ adj. (usually in compounds 通常* 成复合词）operated by a form of energy such as electricity or by the type of energy mentioned 由…驱动的；‘动的：a powered vWieefchafr

_电动轮椅◊ a sokir-pmvered calcuiator太阳能•电池计算器 —see also HIGH-POWERED powerful 〇tw /'pauafl; 'pauarfl/ adj.

►                 (of people X ) being able to control and influence people and events有权势的；有影响力的SEI influ­ential: an fmmenseiy powerful org£mf2ration 有’巨;大 影响力'的组织◊ a rich andpower^Z man —个有钱有势 的人Only the intervention o/povve/^iuZ 介iemfc obtained her rdease.经过有影响力的朋友们斡旋她才得以释放。

►                 .having great power or force; very effective 强有％ 的；力量大的；很有效的：powers weapons威力强关 的武器◊ a powe/^ii〖 engine、大功率引擎‘ ◊ a

voice 洪亮的 _音 3 having a strong effect on your mind or body ( ^身心）有强烈作用的，效力大的：a powerful image/drug/speech

物；杳为的演说4 (of a person or an animal人或动物) physically strong 健壮的；强壮的 SE1 muscular: a body健壮的体魄o‘cr；powe/^〖 atWete矫健的运 动员〜► power.ful.ly /-fali/ 'flt/v.: a powerfully emotive song 激动人心的歌曲◊ JFfe is'powe啦Hy buiit (= he，has a large strong body)■他身体魁梧健壮。◊ She argued power_/iiHy/or re/orm.她为改革进行了有力的辩论。 power-house /'pauahaus; NAmE 'pauarh-/ noun 1 a group or an organization that has .a lot of. power 强大 的集团（或组织〉：China has been described as cm ‘emerging economic powerhouse’. _■中国被称为“ _ 起中的 经济强国:”。2 a person who is very strong and full of energy精力充沛的人；身强力壮的人 powerless /'paualas; NAmE 'pauarlas/ adj. 1 without power to control or to influence sb/stli 无細响力的；‘无 权的 PTiTI helpless : powerless minorities 弱 ^ 的少数 族群◊ When the enemy attacked^ we were compieteZy poweriess against them.敌人进攻的时候，我们毫无抵_ 能力。.2 ~ to do sth completely unable to do sth 无能 为力：J saw what was happening, but Z was powerZess to hdp•我眼看着事情发朱，却无力枏助。► powerless- ness noun [U] ： a/eelfn^/sense o/powerlessness 无能 为为的_觉/意识

power-lift-ing /'paualiftir)； NAmE 'pauar-/ noun [U] the sport of lifting weights in three different ways, in a set order (分三项依次进行的）力量举重kpower•丨ift-er noun

'power line noun a thick wire that carries electricity 输电线；电源线:overhead power Hnes架空输电线 'power nap noun a short sleep that sb has during tlie day in order to get back their energy 恢复'精力的小睡 ► 'power-nap verb [V] (-pp-)

.power of attorney noun [U, C] {pi. powers of attorney)

{law #) the right to act as the representative of sb in business or financial matters; a document that gives sb this right (商业或金融等事务的）代表权，代理权；授权 书；委托书

'power outage noun {NAmE) = power cut 'power plant noun = power station ■power play now/? [U] (in ice hockey 冰上曲棍球)a situ­ation in which one team has more players than another because a player is off the ice as a punishment 以多打 少(队员被罚下场造成一队的队员人数比另一队为多） 'power point noun (BrE) = socket(I)

'power politics noun [U+sing./pl. v.] a situation in which a country tries to achieve its aims by using or threat­ening to use its military or economic power against another country强杈政治;强权外交 'power-sharing noun [U] a policy or system in which different groups or political parties share responsibility for making decisions, taking political action, etc.权;6 分掌（按联盟成员或政党配决策和政治行动等的权力） 'power shower noun (BrE) a shower that has an elec- tric pump to make the water come out fast 电泵淋浴 器；强力淋浴器

'power station (er£) (also 'power plant NAmE, Br£) noun a building or group of buildings where electricity is produced 发电厂；发 4站：a coaZ^red power station 燃煤火力食电r ◊ a nudear power station —电站 'power steering (Brf also .power-assisted steering) now/? [U].(in a vehicle.车辆）a system that uses power