IELTS READING - Topic Words [SCIENCE]

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词汇/词组英文释义词汇变形或常见词组例句
scalethe size or level of something, especially when this is largeWe don't yet know the scale of the problem.
conductorganize and perform a particular activityThe experiments were conducted by scientists in New York.
thoroughdetailed and carefulThey did a thorough search of the area but found nothing.
civilisationthe culture and way of life of a society Some people think that nuclear war would mean the end of civilization.
primarymore important than anything else; mainThe primary responsibility lies with those who break the law.
curiosityan eager wish to know or learn about somethingcurious adj.好奇的I'm burning with curiosity - you must tell me who won!
evolveto develop graduallyThe company has evolved over the years into a multi-million dollar organization.
conditionthe physical situation that someone or something is inThe hospital say his condition is improving slowly.
detectionthe fact of noticing or discovering somethingdetect v.探测Early detection of the cancer improves the chances of successful treatment.
sufficientenough for a particular purposeThis recipe should be sufficient for five people.
adoptto accept or start to use something newThe new tax would force companies to adopt energy-saving measures.
conservativenot usually trusting change, especially sudden changeOlder people tend to be more conservative.
resembleto look like or be like someone or somethingAfter the earthquake, the city resembled a battlefield.
radicallycompletely or extremelyThe new methods are radically different from the old. 
foundationan idea or a fact that sth is based on and that it grows from lay the foundation ofBest friends are the foundation of my life.
breakthroughan important development that may lead to an achievementA major breakthrough has been achieved.
contactthe act of communicating with sb, especially regularlylose contactEnglish is compulsory for all students, but art and music are optional.
probea small device used by scientists to record informationspace probeNASA experts realised that they had to do something or lose contact with their probe forever
datainformation that is stored by a computer The data was collected by various researchers.
techniquea particular way one has to learn special skillsWe’ve developed a new technique for detecting errors in the manufacturing process.
communicationthe activity of giving people informationGood communication is key to our success. 
gadgeta small machine or device which does something useful.electronic gadgetsOur friends talk about their desires for the latest gadget.
efficientdoing sth with no waste of time, money, or energy efficiencyThe city's transport system is one of the most efficient in Europe.
storeput sth somewhere and keep it there to use later The data is stored on a hard disk and backed up on a CD.
superflousmore than is needed or wantedThe report was marred by a mass of superfluous detail.
redundantunnecessary because it is more than is neededIn the sentence “She is a single unmarried woman”, the word “unmarried” is redundant.
experta person with a high level of knowledge in a particular subject Harvard Professor Bob Linden is an expert on what the public thinks about health care.
faintnot strong or clear; slighta faint sound/noise/smellThe faint smell of her perfume lingered in the room
engineera person whose job is to design or build electrical equipment engineeringWe engaged the services of a famous engineer.
bita unit of information in a computer that must be either 0 or 1binary unitA computer that processes 32 bits of information at a time.
hormoneany of various chemicals made by living cellsAsk your doctor whether hormone therapy is right for you
bonda close connectionIn societies with strong family bonds, people tend to live longer.
triggerto cause something to startSome people find that certain foods trigger their headaches.
reinforce provides more proof or support for itHis behaviour merely reinforced my dislike of him.
behaviourthe way that someone behavesbehave v.举止Her behaviour is often elegant.
groundbreakingvery new and a big changeHis latest movie is interesting, but not groundbreaking.
constructivelyin a useful or helpful way"construct v.建设 constructive adj.有用的 construction n.建设;建筑物"It allows you to deal with failure constructively.
universallyin a way that exists everywhere, or involves everyone"universe n.宇宙 universal.adj.通用的"He's universally recognized as an authority on Russian affairs.
variousseveral and different:"vary v.与…不同 variety n.多样性"The author gave various reasons for having written the book.
enhanceto improve the quality, amount, or strength of somethingThis is an opportunity to enhance the reputation of the company. 
discoveryfinding something that had not been known beforethe discovery of antibiotics in the 20th century.
emergeto appear by coming out of something No new evidence emerged during the investigation.
varydifferent from each otherThe samples varied in quality but were generally acceptable.
strengthenmake something stronger or more effective The bank loan has greatly strengthened our financial position.
promoteencourage the development of somethingAdvertising companies are always having to think up new ways to promote products.
ambitioushaving a strong wish to be successful, powerful, or richambition n.野心She has some ambitious plans for her business.
historicbe important in history"history n.历史 historical adj.历史的"We should take more care of our historic buildings.
canala smaller passage used for carrying water to fieldsThe road and the canal run parallel to each
numerousexisting in large numbersnumber n.数字He has been late on numerous occasions.
submitin a useful or helpful waysubmission n.提交;投降You must submit your application before 1 January.
rangethe amount of something between an upper and a lower limitPrices range between 50 and 50 and 250.
rotateturn or cause something to turn in a circleThe satellite slowly rotates as it circles the earth.
steela strong metalThe frame is made of steel.
assemblebring parts together in a groupWe assembled in the meeting room after lunch.
painstakinglyin a way that shows someone has made a lot of effortShe painstakingly explained how the machine worked.
accuracythe fact of being exact or correctaccurate adj.准确的We can predict changes with a surprising degree of accuracy.
hydraulicoperated by the pressure of waterThe plow is hydraulic. It has lots of capacity.
sealto close an entrance so that nothing can enter or leave itHe sealed the envelope and put a stamp on it.
basinthe area of land from which streams run into a river The river's basin has changed significantly since the floods.
pumpto force liquid or gas to move somewhereThe heart pumps blood round the body.