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TOEFL IELTS BNC: 2124 COCA: 1572

expand

Word family 
Related topics: Companies, Chemistry
ex·pand /ɪkˈspænd/ ●●○ S3 W3 AWL verb  
1  [intransitiveI, transitiveT]INCREASE IN NUMBER OR AMOUNT to become larger in size, number, or amount, or to make something become larger (使)扩大；增加 → expansion OPP contract
 Water expands as it freezes.
水结冰时会膨胀。
 Sydney’s population expanded rapidly in the 1960s.
20世纪60年代，悉尼的人口迅速增加。
 exercises that expand the chest muscles
扩展胸肌的运动
 his expanding waistline
他那逐渐增大的腰围
► see thesaurus at increase
2  [intransitiveI, transitiveT]INCREASE IN NUMBER OR AMOUNT if a company, business etc expands, or if someone expands it, they open new shops, factories etc 扩展〔业务〕 → expansion
 The computer industry has expanded greatly over the last decade.
计算机行业在过去十年间大大地发展起来。
 The hotel wants to expand its business by adding a swimming pool.
该酒店想添个游泳池来扩展业务。
 the rapidly expanding field of information technology
迅速发展的信息技术领域
expand into
 We have plans to expand into the U.S. market.
我们有计划把业务扩展到美国市场。
3  [intransitiveI]CONFIDENT literary to become more confident and start to talk more 变得更自信[善谈]
 After a few whiskies he started to expand a little.
几杯威士忌下肚，他打开了话匣子。
4 expand on/upon something phrasal verbphr v DETAILto add more details or information to something that you have already said 详述，进一步说明
 Payne later expanded on his initial statement.
佩恩后来对他最初的声明作了进一步说明。
Examples from the Corpus
expand on/upon • Much of its strength rests with the third-parties alliances it has created and wants to expand on.• Convention center plans call for expanding upon an outdoor parking lot adjacent to, and south of, the existing center.• Basil Matthews gave him the opportunity to expand on his vision of the West Indies under the full glare of publicity.• It was absolutely no good just giving them a sketch and expecting them to expand on it using their own initiative.• In treating such a philosophical topic, the underlying principles should have been expanded on, rather than just being described.• Returning on air, Dick Enberg got Maguire to expand on the comment.• The text that follows expands on the details of each of the ten steps.• In this Report we draw these comments together, and expand on them in chapter 11.
Examples from the Corpus
expand• The universe is constantly expanding.• Trade between developing countries and industrialized countries is beginning to expand.• Heat makes the gas in the container expand.• The business was growing rapidly and beginning to expand abroad.• The 1980s saw the romance movement expand and change directions somewhat.• The agency hopes to expand coverage of new musical talent on its Internet site.• They fund programs that expand health benefits to wider segments of the community.• Dr. Martin also helped expand housing opportunities for people with AIDs.• The sports and leisure market is expanding more quickly than ever before.• New Historicism's usual response to this is to expand on Montrose's point about the inevitability of critical partiality existing.• Gradually, the number of individual objectors prepared to enter the fray began to expand outside the initial handful.• Pepsi has aggressive plans to expand overseas.• The Drugs unit aims to expand pupils' knowledge of drugs so that they appreciate that only some drugs are socially acceptable.• Medical insurance companies expanded rapidly during the 1980s.• The population of Texas expanded rapidly in the '60s.• She intends to expand the company's operations in the US.• The university is planning to expand the number of students to over 20,000.• Domestication of new animals for their products will probably expand to meet the demands no longer met from wild stock.• Metals expand when they are heated.• The containers are made of peat and wood fiber laced with soluble fertilizer and peat pellets that expand when watered.
expanded rapidly• The number of tram passengers expanded rapidly.• Catholic education expanded rapidly after 1945.• Since 1945, the traditional functions of Parliament had expanded rapidly and had become more technical and complex.• Since the I950s, world trade has expanded rapidly, driving incomes higher along the way.• The Boston economy expanded rapidly during the 1970s and the shift from a manufacturing to a service base accelerated during that time.• Villages as well as towns expanded rapidly during the first half of the nineteenth century.• Although joint venture programmes have expanded rapidly in recent years, care has been taken to contain the growth of core staff.• The Body Shop expanded rapidly under the franchise system.
rapidly expanding• From Melbourne to Seoul, intraregional trade and investments were rapidly expanding.• The rapidly expanding capabilities of information technology would facilitate the process.• The finding moves the heart into the rapidly expanding club of organs that appear to have a capacity for self-repair.• She added to his rapidly expanding jewelry collection.• The impetus for these practices came from the need to remunerate the rapidly expanding number of clerks in royal service.• Its economy is rapidly expanding, partly thanks to its many natural resources and its enormous reserves of hydro-electric energy.• And the rapidly expanding public school system itself created a huge demand for teachers.• However, for the twelfth century we are much better informed about the rapidly expanding wine trade.
From Longman Business Dictionary
expandex·pand /ɪkˈspænd/ verb [intransitiveI, transitiveT]
1to become larger in size, amount, or number, or to make something larger in size, amount, or number
If banks increase their lending, the money supply will expand.
The money will be invested on upgrading sorting offices and expanding the Post Office vehicle fleet.
2COMMERCE if an economy, industry, or business activity expands, it gets bigger or more successful
The business was growing very rapidly and expanding abroad.
Many firms borrowed heavily to expand their businesses.
The Chancellor is predicting that the economy will expand at 3% a year.
expand into
Western car makers are hoping to expand into Eastern Europe.
Origin expand
(1400-1500) Latin expandere, from pandere “to spread”
ex·pand verb
Chinese
Syllable
Corpus
TOEFL IELTS BNC: 2124 COCA: 1572
expand

verb

ADVERB | VERB + EXPAND | PREPOSITION ADVERB➤considerably, dramatically, enormously, exponentially, greatly, massively, radically, significantly, vastly顯著地擴展；急速擴大；大規模發展◇The business has expanded greatly over the last year.過去一年中業務擴大了許多。➤further進一步擴展➤globally, internationally, nationally, nationwide, worldwide在全球範圍／在國際範圍／在國內範圍／在全國範圍／在全世界範圍擴展◇A number of the rental companies are expanding globally.許多租賃公司正在全球範圍內拓展業務。➤abroad, overseas向國外／向海外擴展◇Internet companies expanding abroad向海外擴展的網絡公司➤fast, quickly, rapidly快速擴展➤aggressively霸氣十足地擴展◇Both companies are aggressively expanding their business models in Europe.這兩家公司在歐洲咄咄逼人地擴展他們的商業模式。➤successfully成功擴展◇Several brands have successfully expanded their market presence.好幾個品牌成功地擴大了市場份額。➤gradually, slowly逐漸發展；緩慢擴展➤constantly, continually, continuously不斷／繼續／持續擴展▸➤suddenly突然擴展▸➤steadily穩步擴展➤outwards/outward向外擴展VERB + EXPAND➤aim to, be eager to, be keen to, hope to, intend to, look to, plan to, seek to, want to, work to旨在擴展；急於擴大；希望發展；尋求擴展；計劃擴大；想擴展◇The company is looking to expand its operations overseas.公司在尋求開拓海外業務。➤attempt to, try to嘗試擴展◇American publishers attempted to expand their markets overseas.美國的出版商尋求拓展海外市場。➤need to需要拓展◇I needed to expand my possibilities of making a living.我需要拓展我的謀生途徑。➤help (to)有助於擴展◇The store has helped expand the British cheese market by encouraging small dairy farmers.這家商店鼓勵小型奶牛場的農場主生產，從而幫助擴展了英國的奶酪市場。➤begin to, start to開始發展▸➤continue to繼續擴展▸➤seem to似乎在擴展PREPOSITION➤beyond擴展超越⋯◇He has plans to expand beyond computer consulting to include engineer training.他計劃要將公司業務擴展到計算機咨詢之外，包括工程培訓。➤from從⋯發展起來◇The number of managers has expanded from 700 to 1 300.管理者人數已從 700 人擴展到 1,300 人。➤into擴展成為⋯◇The town has expanded into a city.小鎮已發展成為一個城市。➤to伸展到⋯
TOEFL IELTS BNC: 2124 COCA: 1572
expand verb
⇨ expand 1 (Student numbers are expanding.) ⇨ expand 2 (expand a business)expand1

verb

 Student numbers are expanding. 学生人数在增加。expand a business 扩展业务expand ♦︎ widen ♦︎ extend ♦︎ enlarge ♦︎ broaden ♦︎ lengthen ♦︎ stretchThese words all mean to become or make sth larger. 这些词均表示扩大、增加、延长。PATTERNS AND COLLOCATIONS 句型和搭配◆to expand / widen / extend / enlarge / lengthen / stretch to a particular amount◆to expand / widen / extend / enlarge / lengthen by a particular amount◆to expand / widen / extend / enlarge / broaden sth's scope / range◆to expand / widen / extend / broaden your knowledge◆to widen / broaden / extend your experience◆to expand / extend / enlarge your vocabulary◆sth is considerably / slightly expanded / widened / extended / enlarged / broadened◆sth is greatly expanded / widened / extended / enlarged■ expand [intransitive, transitive] to become or make sth greater in size, number or importance （尺寸、数量或重要性）扩大，增加；使增大◆Metals expand when they are heated.金属受热会膨胀。◆Student numbers are expanding rapidly.学生人数在迅速增加。◆The waist expands to fit all sizes.腰部可松可紧，适合任何尺码。◆The new system expanded the role of family doctors.新体系扩大了家庭医生的作用。◆There are no plans to expand the local airport.目前没有扩建地方机场的计划。OPP contract ⇨ shrink   see also grow ⇨ rise ▸ expansion ɪkˈspænʃn

noun

 [uncountable, countable] ◆The expansion of higher education will continue.高等教育将继续扩大规模。◆The book is an expansion of a series of lectures given last year.本书是去年举行的系列讲座的扩充。■ widen [intransitive, transitive] to become or make sth wider; to become or make sth larger in degree or range 变宽；拓宽；扩展◆Her eyes widened in surprise.她惊讶地睁大了眼睛。◆Here the stream widens into a river.溪水在这里变宽，成了一条河。◆They may have to widen the road to cope with the increase in traffic.他们可能得拓宽道路以应对车辆的增多。◆The legislation will be widened to include all firearms.这项法规的适用范围将扩大到所有枪支。OPP narrow ⇨ shrink ■ extend ɪkˈstend [transitive] to make sth longer or larger; to make an idea, influence or business cover more areas or operate in more places 延长；扩展；扩大⋯的范围（或影响）◆You can add value to your house by extending or renovating it.可以通过扩建或修缮使房子增值。◆There are plans to extend the road network in the north of the country.目前有扩大该国北部地区公路网的计划。◆The school is extending the range of subjects taught.学校正在扩展授课学科的范围。◆The company plans to extend its operations into Europe.这家公司打算将业务拓展到欧洲。▸ extension ɪkˈstenʃn

noun

 [countable, uncountable] ◆the gradual extension of the powers of central government中央政府权力的逐渐扩大 (especially BrE) ◆a planned extension to the hospital计划中对医院的扩建■ enlarge [transitive, intransitive] to make sth bigger; to become bigger 扩大；扩充；增大◆There are plans to enlarge the recreation area.目前有扩大娱乐场地的计划。◆Reading will enlarge your vocabulary.阅读能扩大词汇量。◆The little blisters enlarge and eventually burst to form ulcers.这些小水疱变大最终破裂形成溃疡。ⓘ Enlarge is used especially in the passive to mean 'to make a bigger copy of a photograph or document'. * enlarge尤用于被动语态，意为放大照片或文件◆We're going to have this picture enlarged.我们要放大这张照片。 NOTE 辨析 Extend or enlarge?Things that you extend are usually on a larger scale than things that you enlarge: you might extend a house or other building; you might enlarge a picture, or an area within a room, place or building. * extend通常指放大较大的东西，enlarge指放大较小的东西。如果扩大的是house、building等，用extend；如果放大的是picture，或只是房间、场地或建筑内部的一小块区域(area)，用enlarge。■ broaden [intransitive, transitive] to become wider; to affect or make sth affect more people or things 变宽；（使）扩大影响◆Her smile broadened.她笑得更加灿烂了。◆The party needs to broaden its appeal to voters.该党需要进一步吸引选民。OPP narrow ⇨ shrink ■ lengthen [intransitive, transitive] to become or make sth longer （使）变长◆The afternoon shadows lengthened.下午影子拉长了。◆I need to lengthen this skirt.我需要把这条裙子放长。◆He lengthened his stride to catch up with them.他加大步伐赶上他们。 OPP shorten ⇨ shrink ■ stretch [intransitive, transitive] to become or make sth longer, wider or looser by pulling it; to become longer, etc. when you pull it 拉长；拽宽；抻松◆This sweater has stretched.这件毛衣给撑得变形了。◆Stop stretching your sleeves like that!别一个劲地抻袖子了！ⓘ Fabric that stretches becomes bigger or longer when you pull it and returns to its original shape when you stop. * stretch指织物有弹性◆The jeans stretch to provide a perfect fit.这条牛仔裤有弹性，穿起来很贴身。 expand2

verb

 Student numbers are expanding. 学生人数在增加。expand a business 扩展业务expand ♦︎ move on ♦︎ diversify ♦︎ branch out ♦︎ broadenThese words all mean to start doing sth new, either to increase your experience or to be more successful, for example in business. 这些词均表示尝试新事物、拓展业务。PATTERNS AND COLLOCATIONS 句型和搭配◆to expand / diversify / branch out into sth◆to expand / diversify the business / economy◆to expand / broaden your horizons◆a / an company / firm / economy expands / diversifies◆to expand / move on / diversify / broaden further◆to expand / move on / diversify quickly / rapidly■ expand [intransitive, transitive] (especially business 尤用于商业) to make a business bigger by opening new branches and making more money; (of a business) to become bigger in this way 扩展，发展（业务）；（业务）发展◆We've expanded the business by opening two more stores.我们已经增开了两家分店来扩展业务。◆It's a country with an expanding economy (= with more businesses starting and growing).这是个经济在不断增长的国家。▸ expansion ɪkˈspænʃn

noun

 [uncountable] ◆a period of rapid economic expansion经济快速增长的时期■ ˌmove ˈon

phrasal verb

 (especially spoken) to start doing or discussing sth new 开始做（别的事）；换话题◆I've been in this job long enough－it's time I moved on.这个工作我已经干得够久了－该干点别的了。◆Can we move on to the next item on the agenda?我们可以接着讨论下一项议题了吗？■ diversify daɪˈvɜːsɪfaɪ; NAmE daɪˈvɜːrsɪfaɪ [intransitive, transitive] (rather formal, especially business 尤用于商业) to develop a wider range of products, interests, skills, etc. in order to be more successful or reduce risk; to make a business do this 增加⋯的品种；（使）从事多种经营，扩大业务范围◆Farmers are being encouraged to diversify into new crops.目前正鼓励农民兼种新的农作物。◆The company has been trying to diversify its business.这家公司一直力求扩大业务范围。■ ˌbranch ˈout

phrasal verb

to start to do an activity that you have not done before, especially in your work or business 涉足（新工作）；拓展（新业务）◆The company has now branched out into selling insurance.这家公司目前已拓展保险销售业务。◆I decided to branch out on my own (= for example, set up my own business).我决定自己创业。■ broaden [transitive] to increase your experience or knowledge 增长（经验或知识）◆Few would disagree that travel broadens the mind (= helps you to understand other people's beliefs, customs, etc.).旅游有助于开阔眼界，很少有人不同意这一点。◆Spending a year working in the city helped to broaden his horizons.在城里工作的这一年拓宽了他的视野。ⓘ Typical collocates of broaden are horizons, mind, outlook, understanding, knowledge and interests. * broaden的常见搭配词有horizons、mind、outlook、understanding、knowledge和interests。
TOEFL IELTS BNC: 2124 COCA: 1572
expand
To become larger: grow, expand, swell...
To make something larger: enlarge, maximize, scale up...
To do business and relating to doing business: account, after hours, asset...
To make something easier to understand: explain, define, put across...
To spread over an area: spread out, disperse, fan out...
To calculate or count: calculate, count, estimate...

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