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TOEFL IELTS BNC: 2506 COCA: 3462

curve

Word family 
Related topics: Sport, Maths, Statistics
curve1 /kɜːv $ kɜːrv/ ●●○ S3 W3 noun [countableC]  
1  BENDa line that gradually bends like part of a circle 曲线，弧线
curve of
 the curve of her hips
她的臀部曲线
 a sweeping curve of railroad track
铁轨的大弧线
2  a line on a graph that gradually bends and represents a change in the amount or level of something 〔图表上显示变化的〕曲线
 The curve illustrates costs per capita.
这条曲线显示人均费用。
demand/supply curve
 The market demand curve has increased.
市场需求曲线呈上升态势。
3  BENDa bend in a road, river etc 〔道路、河流等的〕弯曲处
 The car took the curve much too quickly.
那辆汽车拐弯太快了。
4. DSin baseball, a ball that spins and moves in a curve when it is thrown, so that it is difficult to hit 〔棒球的〕曲线球
5. throw somebody a curve American EnglishAmEASK A QUESTION to surprise someone with a question or problem that is difficult to deal with 〔提出问题〕难倒某人；抛给某人一个难题 → curveball
Examples from the Corpus
throw somebody a curve• The governor threw them a curve when he announced that funding would be cut.• The flushing models have thrown a curve to geophysicists trying to work out how this cycle has come about.• He expects to profit from the high strike mostly when he throws his overhand curve which breaks late into the strike zone.• Just when you thought you had it all figured out, it threw you a curve like this.
6. ahead of/behind the curve informal more advanced than other people in what you do or think, or less advanced than other people 〔行为或思想〕超前/落后
→ learning curve
n COLLOCATIONS
adjectives
a smooth curve
He drew a line on the paper in a smooth curve.
a gentle curve (=one that turns gradually in another direction)
the river's gentle curves
a sharp/tight curve (=one that turns suddenly in another direction)
There's a tight curve in the road up ahead.
an upward/downward curve
She stood watching the upward curve of the bird's flight.
a sweeping curve (=wide and gentle)
the sweeping curve of the bay
a graceful curve
Her arm arched over her head in a graceful curve.
Examples from the Corpus
curve• Morgan was killed when he lost control of his car in a curve.• Will was killed when he lost control of his car in a curve.• This time around, the computerisation curve has flattened out, so the electronics industry has been hit as hard as any.• From the balcony, you could see the long curve of the shoreline.• He expects to profit from the high strike mostly when he throws his overhand curve which breaks late into the strike zone.• Customers seem to like the car's curves and angles.• He lost control of the car on a sharp curve.• These subtle curves encourage air to flow under the board which gives extra lift and better acceleration.• This means that as firms leave an industry. the supply curve will shift to the left.• Above them were fields of blazing stars and on some of the curves Marge caught a glimpse of moonlight on rolling surf.• I rounded the curve looking for a place to pull over.• Ileal motility was measured by integrating the area under the pressure-time curve, during 1 minute periods, using computer software.• A few follow gracefully some yards behind, dancing in ever-widening curves, waltzing in circles at the curbs.
curve of• the curve of the sword blade
demand/supply curve• In the extreme case where the aggregate supply curve is vertical, the increased money supply will simply lead to higher prices.• The reader should again work out these more complex cases in terms of supply and demand curves to verify all these results.• A change in supply is involved when the entire supply curve shifts.• Thus sign; the membership demand curve is negatively sloped for and positively sloped for, as shown in Fig. 1.• Thus, the private demand curve of an individual is not a simple affair.• With the upward-sloping supply curve, higher demand leads to higher interest rates and higher supply.• This means that as firms leave an industry. the supply curve will shift to the left.• If any of these nonprice determinants of supply do in fact change, the location of the supply curve will be altered.
curve2 ●●○ verb [intransitiveI, transitiveT]  
BENDto bend or move in the shape of a curve, or to make something do this 弄弯，（使）弯曲
 The track curved round the side of the hill.
小路弯弯曲曲，依山盘旋。
 A smile curved her lips.
她笑了，嘴唇弯成一道弧线。
Examples from the Corpus
curve• Hurricane Gustav curved away from the Caribbean Islands and headed toward open ocean.• The dusty white road curved away towards the mountains.• a sandy beach curving gently around the bay• A slight smile curved her mouth, relaxing the rigidity of her body.• And then the Alouette was spinning like a top and curving off over the Aegean.• The road curves to the left as you go up the hill.
From Longman Business Dictionary
curvecurve /kɜːvkɜːrv/ noun [countableC]
a diagram showing how a price or an amount changes in relation to another price, amount etc
The price curve is rising as the bond gets closer to maturity.
→ adoption curve → bell curve → demand curve → experience curve → indifference curve → yield curve → see also Laffer curve, learning curve
Origin curve2
(1600-1700) Latin curvare, from curvus “curved”
curve1 noun →n COLLOCATIONS1curve2 verb
LDOCE Online
Chinese
Corpus
TOEFL IELTS BNC: 2506 COCA: 3462
curve

noun¹

 1line or surface that bends曲線；曲面ADJECTIVE | VERB + CURVE | PREPOSITION | PHRASES ADJECTIVE➤gentle, graceful, slight, smooth, soft平緩的／優美的／略彎的／流暢的／和緩的曲線▸➤sharp, tight銳曲線▸➤sweeping, wide大半徑曲線▸➤sensual, voluptuous性感的曲線◇the voluptuous curve of her hips她性感的臀部曲線➤feminine curves, womanly curves女性的／女人的曲線▸➤downward, upward向下的／向上的曲線➤natural自然曲線◇the natural curve of your spine你脊柱的自然彎曲VERB + CURVE➤form, make形成曲線◇The seats were arranged to form a curve.座位被排成了一條弧線。PREPOSITION➤in a curve成曲線形◇The road follows the coast in a wide curve.公路沿海岸線延伸，成了一個大彎。➤curve of⋯的曲線◇the curve of his neck他頸部的曲線PHRASES➤hug sb's curves緊緊包裹某人的曲線◇The evening dress hugged her curves beautifully.這件晚禮服緊貼她的身材曲線，顯得非常美麗。
curve

noun²

 2 (NAmE) bend in the road彎道ADJECTIVE | VERB + CURVE | PREPOSITION ADJECTIVE➤sharp, tight急彎◇The road went around in a tight curve.公路拐了一個急彎。VERB + CURVE➤come around, hug, negotiate, round繞彎道而行；緊貼彎道走；順利通過彎道◇He slowed down to negotiate the curve.他減速以通過彎道。PREPOSITION➤around a/the curve拐彎◇The car vanished around a curve.那輛車拐了個彎，消失了。➤at a/the curve在彎道◇Slow down at the curves.彎道處要減速慢行。➤into a/the curve進入彎道◇A good motorcyclist leans into the curves.好的摩托車手身體會隨着彎道傾斜。➤curve in⋯的彎道◇a curve in the road路上的彎道
curve

noun³

 3on a graph圖表ADJECTIVE | VERB + CURVE | CURVE + VERB | PHRASES ADJECTIVE➤steep陡曲線➤bell鐘形曲線➤normal, standard正態／標準曲線➤growth增長曲線➤grading (= of students' grades) (NAmE) （學生）分數曲線➤learning (= the rate at which you learn sth new) 學習曲線◇Start-up businesses often have a steep learning curve.新辦企業的學習曲線往往是陡直走向。VERB + CURVE➤plot繪製曲線CURVE + VERB➤flatten out曲線變平➤indicate sth, show sth曲線顯示⋯／表明⋯PHRASES➤grade on a curve (= to adjust scores so that they fit a normal curve) (NAmE) 按成績分佈曲線來調整分數
curve

verb

ADVERB | PREPOSITION | PHRASES ADVERB➤gently, slightly彎曲平緩；略微彎曲◇a gently curving stream平緩蜿蜒的小溪➤gracefully優美地彎曲➤strongly猛烈地彎曲➤sharply急劇彎曲▸➤away, down, up彎曲開去；向下彎曲；向上彎曲◇The path curved down to the bay.小路朝着海灣的方向蜿蜒而下。PREPOSITION➤around, round, towards/toward, etc.圍繞⋯、環繞⋯、朝⋯等蜿蜒◇The road curved away around the back of the hill.公路在山後蜿蜒開去。PHRASES➤curve into a smile咧嘴微笑◇His mouth curved into a smile.他咧嘴微笑。
TOEFL IELTS BNC: 2506 COCA: 3462
curve

noun

curve ♦︎ arc ♦︎ loop ♦︎ curvature ♦︎ crescent ♦︎ arch ♦︎ semicircle ♦︎ parabolaThese are all words for a line or shape that is not straight but bends. 这些词均表示曲线、弧线、弧形。PATTERNS AND COLLOCATIONS 句型和搭配◆in a curve / an arc / a loop / a crescent / an arch / a semicircle / a parabola◆(a / an) downward / upward curve / arc / curvature◆(a) slight curve / arc / curvature◆(a) graceful curve / arc / curvature◆a gentle / smooth curve / arc◆a tight curve / loop◆a delicate curve / arch◆to form a curve / an arc / a loop / an arch / a semicircle◆to draw a curve / an arc / a semicircle / a parabola■ curve [countable] a line or surface that bends gradually; a smooth bend 曲线；弧线；曲面；弯曲◆The pattern was made up of straight lines and curves.图案由直线和曲线构成。◆The program automatically plots the curve on a graph.这个程序自动在图上绘出一条曲线。◆ (especially NAmE) The park is located on a curve in the road just past a large church on your left.公园在道路拐弯处，过了左手边的大教堂就是。  see also bend ⇨ corner ■ arc [countable] part of a circle or curved line; a curved shape 弧；弧形◆The arc of the rainbow reached out across the valley.弯弯的彩虹架在山谷上方。◆The beach swept around in an arc.海滩呈弧形伸展开来。◆ (geometry 几何) Set the point of the compasses at one end of the line and draw an arc.将圆规的尖置于这条线的一端画一个弧。■ loop luːp [countable] a shape like a curve or circle made by a line curving right round so that it crosses itself or nearly crosses itself 环形；环状物；圆圈◆The road went in a huge loop around the lake.那条路环湖绕了一个大圈。◆Duclair is a small town on a loop of the River Seine.迪克莱尔是塞纳河河曲地区的一座小城。■ curvature ˈkɜːvətʃə(r); NAmE ˈkɜːrvətʃər [uncountable] (technical 术语) the state of being curved; the amount that sth is curved 弯曲；曲度；曲率◆From 60 miles up, the curvature of the earth is clearly visible.在60英里的高空，地球的曲度清晰可见。■ crescent ˈkresnt, BrE also ˈkreznt [countable] a curved shape that is wide in the middle and pointed at each end 新月形；月牙形◆The crescent moon was shining dimly in a cloudless sky.天空晴朗，新月朦胧。■ arch [countable] anything that forms a curved shape at the top 拱形；拱形物◆He studied the delicate arch of her eyebrows and the smooth curve of her jaw.他端详她那弯弯的柳眉和下颌光滑的曲线。▸ arch

verb

 [transitive, intransitive] ◆The cat arched its back and hissed.那只猫弓起背发出嘶嘶声。◆Tall trees arched over the path.大树呈拱形遮阴了小道。■ semicircle ˈsemisɜːkl; NAmE ˈsemisɜːrkl [countable] one half of a circle; a thing, or a group of people or things, shaped like one half of a circle 半圆；半圆形◆At the front of the stage was a semicircle of chairs for the prize winners.舞台前面是为获奖者准备摆成半圆形的椅子。◆We sat in a semicircle around the fire.我们坐在炉火前，围成半圆形。▸ semicircular

adjective

◆The main building has four large columns and a semicircular driveway.主楼有四根大柱子和一个半圆形车道。■ parabola pəˈræbələ [countable] (geometry 几何) a curve like the path of an object thrown into the air and falling back to earth 抛物线◆A ball thrown over a long distance travels in a parabola.球扔出很远，在空中划出一道抛物线。 curve

verb

curve ♦︎ turn ♦︎ wind ♦︎ snake ♦︎ bend ♦︎ twist ♦︎ arc ♦︎ zigzagThese words all mean to have a shape or move in a direction that is not straight. 这些词均表示呈曲线形或沿曲线运动。PATTERNS AND COLLOCATIONS 句型和搭配◆to curve / snake / wind / bend / twist around / round sth◆to curve / snake / wind / twist / arc / zigzag through / across sth◆to curve / turn / snake / wind / arc away (from sth)◆to curve / turn / wind / arc toward / towards sth◆to curve / turn / bend (to the) left / right / north / south, etc.◆the road / path curves / turns / snakes / winds / bends / twists / zigzags◆the river curves / turns / snakes / winds / bends◆to curve / turn / wind / bend / twist sharply / slightly■ curve [intransitive, transitive] (usually used with an adverb or preposition 通常与副词或介词连用) to move or make sth move in a long smooth bend; to have this shape （使）沿曲线运动；呈曲线形◆The ball curved through the air.球在空中沿曲线运动。◆The road curved around the bay.那条路沿海湾呈曲线延伸。◆His lips curved in a smile.他咧嘴笑了。◆A smile curved his lips.他咧嘴笑了。■ turn [intransitive] (usually used with an adverb or preposition 通常与副词或介词连用) (of a road or river) to curve in a particular direction （道路或河流）转向，转弯◆The road turns to the left after the church.这条路过了教堂之后拐向左边。  see also turn ⇨ corner ■ wind waɪnd (wound, wound) [intransitive, transitive] (always used with an adverb or preposition 总是与副词或介词连用) (of a road, river or path) to have many bends and twists （道路、河流或小径）蜿蜒，曲折而行，迂回◆The path wound down to the beach.这条小路弯弯曲曲通向海滩。◆The river winds its way between two meadows.这条河从两个牧场之间蜿蜒流过。◆The walk follows a winding path through the forest.这条散步的小径弯弯曲曲从林间穿过。■ snake [transitive, intransitive] (written) (usually used with an adverb or preposition 通常与副词或介词连用) to move like a snake, in long twisting curves; to go in a particular direction in long twisting curves 曲折前行；蛇行；蜿蜒伸展◆The procession snaked its way through narrow streets.队伍沿着狭窄街道曲折前行。◆The road snaked away into the distance.公路蜿蜒伸向远方。■ bend (bent, bent) [intransitive, transitive] to change direction suddenly to form a curve or angle; to make sth change direction in this way （使）急拐弯，弯曲◆The road bent sharply to the right.路向右急转弯。◆Glass and water both bend light.玻璃和水都折光。   see also bend ⇨ corner ■ twist [intransitive](of a road or river) to bend and change direction often, especially in a way that makes it dangerous or difficult to travel （道路或河流）曲折，蜿蜒，盘旋（尤指使通行危险或艰难）◆The road twists and turns along the coast.道路沿着海滨蜿蜒曲折。◆From the cellar a twisting staircase leads down to the dungeon.一道盘梯从地窖向下通往地牢。  see also twist ⇨ corner ■ arc [intransitive] (usually used with an adverb or preposition 通常与副词或介词连用) (technical 术语) to move in a long curved shape, especially through the air （尤指在空中）作弧形运动◆For a few seconds a perfect rainbow arced across the city.一道完美的彩虹呈弧状架在城市之上数秒钟。■ zigzag ˈzɪgzæg (-gg-) [intransitive] (usually used with an adverb or preposition 通常与副词或介词连用) to move forward by making sharp sudden turns first to the left and then to the right 曲折前进◆The narrow path zigzags up the cliff.狭窄的小路曲曲折折地沿悬崖而上。   see also zigzag ⇨ corner
TOEFL IELTS BNC: 2506 COCA: 3462

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