specula
n. 金属镜(镜齐,窥镜)
英英解释:名词speculum:
1. a mirror (especially one made of polished metal) for use in an optical instrument
同义词：speculum
2. a medical instrument for dilating a bodily passage or cavity in order to examine the interior
同义词：speculum
specular
a. 镜子的,镜子一般的,会反射的
英英解释:形容词specular:
1. capable of reflecting light like a mirror
同义词：mirrorlike
speculate
v. 深思,推测,投机
英英解释:动词speculate:
1. to believe especially on uncertain or tentative grounds
同义词：theorize, theorise, conjecture, hypothesize, hypothesise, hypothecate, suppose
2. talk over conjecturally, or review in an idle or casual way and with an element of doubt or without sufficient reason to reach a conclusion
3. reflect deeply on a subject
同义词：chew over, think over, meditate, ponder, excogitate, contemplate, muse, reflect, mull, mull over, ruminate
4. invest at a risk
同义词：job
speculation
n. 沉思,推测,投机
例句与用法:1.He makes some unprofitable speculations.他在做些无利可图的投机生意。
2.My speculations proved totally wrong.我猜想的全错了。
3.They have much speculation over the cause of the air crash.他们对飞机坠毁原因有多方推测。
4.She lose all her money in stock exchange speculation.她将所有的钱赔进了股票投机生意。
5.Speculation has reached such a pitch that a decision will have to be made immediately.这种胡乱猜测甚嚣尘上, 已经到了必须立即解决的程度了.
英英解释:名词speculation:
1. a message expressing an opinion based on incomplete evidence
同义词：guess, conjecture, supposition, surmise, surmisal, hypothesis
2. a hypothesis that has been formed by speculating or conjecturing (usually with little hard evidence)
同义词：conjecture
3. an investment that is very risky but could yield great profits
同义词：venture
4. continuous and profound contemplation or musing on a subject or series of subjects of a deep or abstruse nature
同义词：meditation
speculative
a. 思索性的,暝想性的,推理的
词形变化:副词:speculatively 名词:speculativeness
例句与用法:1.Their speculative buying of grain is illegal.他们投机购买谷物是不合法的。
2.His conclusions are purely speculative.他的结论完全是推测而来的。
3.A speculative monopoly of a stock or commodity created by purchasing all or most of the available supply in order to raise its price.垄断通过购买所有的或大部分的可获得的供应品以期提高其价格，而对股票或商品的一种投机的控制
4.Based on speculative or abstract reasoning.哲学上的，理论上的建立在思辩或抽象的推论之上的
英英解释:形容词speculative:
1. not financially safe or secure
同义词：bad, risky, high-risk
2. not based on fact or investigation
同义词：notional
3. showing curiosity
同义词：inquisitive, questioning, wondering
speculator
n. 投机者,投机商人,思索家
例句与用法:1.A ruthless speculator or adventurer.冷酷的投机者或冒险家
2.Speculators are thick on the ground. They buy up land, sit on it for a month or two and resell for twice what they paid.投机者多得很，他们买下土地，搁置一两个月后又以双倍的价格卖出去。
英英解释:名词speculator:
1. someone who makes conjectures without knowing the facts
2. someone who risks losses for the possibility of considerable gains
同义词：plunger
speculatory
a. 投机的
speculum
n. 金属镜,反射镜,诊视检
英英解释:名词speculum:
1. a mirror (especially one made of polished metal) for use in an optical instrument
2. a medical instrument for dilating a bodily passage or cavity in order to examine the interior
sped
speed的过去式(分词)
例句与用法:1.The holidays simply sped by.假期简直是一晃而过。
2.The taxi sped off at full speed.那辆出租车飞快地开走了。
3.In this way we sped along and before long we sighted the enemy boat.我们就这样快速前进，不久就看到了那艘敌舰。
4.After that they sped off.之后，他们就急步走掉。
英英解释:动词speed:
1. step on it
同义词：rush, hotfoot, hasten, hie, speed, race, pelt along, rush along, cannonball along, bucket along, belt along
2. move faster
同义词：accelerate, speed up, speed, quicken
3. travel at an excessive or illegal velocity
同义词：speed
4. move very fast
同义词：travel rapidly, speed, hurry, zip
5. cause to move faster
同义词：accelerate, speed, speed up
speech
n. 演讲
例句与用法:1.Only human beings are capable of speech.只有人类才具有说话的能力。
2.I had to give a speech to the press club.我得向记者俱乐部发表演说。
3.Do you know the part of speech of this word?你知道这个单词的词性吗？
4.We can express our thoughts by speech.我们能以说话的方式表达思想.
5.She's doing a study of children's speech.她正在研究儿童说话现象.
6.I've got some very long speeches to learn in Act 2.第2幕中我有些大段台词要记.
7.His illness left him without the power of speech.他病後丧失了说话能力.
8.His indistinct speech made it impossible to understand him.他口齿不清, 无法听懂他的意思.
英英解释:名词speech:
1. the act of delivering a formal spoken communication to an audience
同义词：address
2. (language) communication by word of mouth
同义词：speech communication, spoken communication, spoken language, language, voice communication, oral communication
3. something spoken
4. the exchange of spoken words
5. your characteristic style or manner of expressing yourself orally
同义词：manner of speaking, delivery
6. a lengthy rebuke
同义词：lecture, talking to
7. words making up the dialogue of a play
同义词：actor's line, words
8. the mental faculty or power of vocal communication
同义词：language
speechify
v. 演说,长篇大论地说个不完,喋喋不休地说
英英解释:动词speechify:
1. make speeches; hold forth, or harangue with a certain degree of formality
speechless
a. 不会说话的(说有出话的,无言的,非言语能表达的)
词形变化:副词:speechlessly 名词:speechlessness
例句与用法:1.I was speechless with surprise.我惊讶得说不出话来。
2.Anger left him speechless.他气得说不出话来。
3.Speechless or confused in expression, as from shyness, embarrassment, or astonishment.张口结舌的由于害羞、尴尬或震惊而无法说话或说话不清的
4.He was momentarily rendered speechless with joy.他因欣喜若狂而一时说不出话来。
英英解释:形容词speechless:
1. unable to speak temporarily
同义词：dumb
speed-reading
n. 快速阅读
英英解释:名词speed-reading:
1. reading at speeds significantly faster than normal
speed
n. 速度,迅速,超速
v. 加速,超速,推进
词形变化:动词过去式:sped/speeded 过去分词:sped/speeded 现在分词:speeding 第三人称单数:speeds
例句与用法:1.The holidays simply sped by.假期简直是一晃而过。
2.The police are advising motorists to reduce speed because of the fog.由于有雾，警察告诫驾车者减慢速度。
3.We'd better speed up if we want to get there in time.如果我们想准时到达那里，我们最好加快速度。
4.This plane can reach speeds in excess of 1000 kilometers an hour.这架飞机可以达到每小时一千公里以上的速度。
5.The train soon speeded up.火车不久就加快了速度。
6.It's dangerous to go round corners at speed.高速转弯很危险.
7.This medicine will help speed her recovery.这药能加快她康复.
8.They've speeded up production of the new car.他们加快了新汽车的生产.
英英解释:名词speed:
1. distance travelled per unit time
同义词：velocity
2. a rate (usually rapid) at which something happens
同义词：swiftness, fastness
3. changing location rapidly
同义词：speeding, hurrying
4. the ratio of the focal length to the diameter of a (camera) lens system
同义词：focal ratio, f number, stop number
5. a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression
同义词：amphetamine, pep pill, upper
动词speed:
1. step on it
同义词：rush, hotfoot, hasten, hie, race, pelt along, rush along, cannonball along, bucket along, belt along
2. move faster
同义词：accelerate, speed up, quicken
3. travel at an excessive or illegal velocity
4. move very fast
同义词：travel rapidly, hurry, zip
5. cause to move faster
同义词：accelerate, speed up
speedboat
n. 快艇
英英解释:名词speedboat:
1. a fast motorboat
speeder
n. 调节速度的装置,以超过规定的速度行车者
英英解释:名词speeder:
1. a driver who exceeds the safe speed limit
同义词：speed demon
speedily
ad. 迅速地
例句与用法:1.He rarely spoke unless personally appealed to, and speedily went into his shell again.他很少讲话，除非他本人十分感兴趣时。即使如此，也会很快地恢复沉默。
2.The squall speedily blew over.风暴很快平息下来了。
3.In order to complete the project speedily, they didn't rest on Sundays.为了迅速完成这项工程，他们连星期天都没休息。
英英解释:副词speedily:
1. with rapid movements
同义词：quickly, rapidly, chop-chop, apace
speeding
n. 超速行驶
a. 开足马力的
例句与用法:1.The police said he'd been speeding on the motorway.警察说他在高速公路上违章超速行驶.
2.He was summonsed for speeding.他因超速行驶而被传讯出庭.
3.The driver was fined$150 for speeding.那个司机因开车超速而罚款150美元。
4.Police gave chase to the speeding car.警察追赶那辆超速行驶的轿车
5.He was booked on a charge of speeding.他因超速开车而被记录在案。
6.The police booked me for speeding.警方因我超速行车把我的姓名记了下来.
7.Her son has had two endorsements for speeding.她儿子的驾驶执照上有两次超速记录.
8.The policeman let me off with a lecture about speeding.那警察给我讲了一大顿注意车速的道理之後才让我走.
英英解释:名词speeding:
1. changing location rapidly
同义词：speed, hurrying
动词speed:
1. step on it
同义词：rush, hotfoot, hasten, hie, speed, race, pelt along, rush along, cannonball along, bucket along, belt along
2. move faster
同义词：accelerate, speed up, speed, quicken
3. travel at an excessive or illegal velocity
同义词：speed
4. move very fast
同义词：travel rapidly, speed, hurry, zip
5. cause to move faster
同义词：accelerate, speed, speed up
形容词speeding:
1. moving with great speed
speedometer
n. 速度计
例句与用法:1.The speedometer is faulty.这个速度计有毛病.
2.The speedometer was indicating 95 mph.速度计指示著每小时95英里.
3.The speedometer was touching 120 mph.速度计显示时速达120英里.
4.The speedometer needle touched100.速度计的指针转到一百哩。
英英解释:名词speedometer:
1. a meter fixed to a vehicle that measures and displays its speed
同义词：speed indicator
speedread:
v. 速读 |
