expand
- v.扩大;扩展(业务);增加;增强(尺码、数量或重要性);详述;详细阐明;细谈
过去式： expanded 现在分词： expanding 过去分词： expanded 第三人称单数： expands
ex- 出,出去 + pand- 延展,扩展
expandverb
扩大，增加，增强（尺码、数量或重要性）
to become greater in size, number or importance; to make sth greater in size, number or importance
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。
A child's vocabulary expands through reading.
孩子的词汇量通过阅读得到扩大。
The waist expands to fit all sizes.
腰围可松可紧适合任何尺码。
In breathing the chest muscles expand the rib cage and allow air to be sucked into the lungs.
呼吸时胸部肌肉使胸廓扩大让空气吸入肺部。
The new system expanded the role of family doctors.
新体制扩大了家庭医生的作用。
There are no plans to expand the local airport.
目前尚无扩建地方机场的方案。
扩展，发展（业务）
if a business expands or is expanded , new branches are opened, it makes more money, etc.
We've expanded the business by opening two more stores.
我们增开了两个商店以扩展业务。
an expanding economy (= with more businesses starting and growing)
不断发展的经济
细谈；详述；详细阐明
to talk more; to add details to what you are saying
I repeated the question and waited for her to expand.
我把问题重复了一遍，等着她详细回答。
详述；充分叙述；详细阐明
to say more about sth and add some details
Could you expand on that point, please?
请你把这一点详细说明一下好吗？
expand
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1
V-ERG 扩充;扩大;增加
If something expands or is expanded, it becomes larger.Engineers noticed that the pipes were not expanding as expected...
工程师注意到管道并没有如预期那样膨胀。
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2
V-ERG 扩大；发展；扩展
If something such as a business, organization, or service expands, or if you expand it, it becomes bigger and includes more people, goods, or activities.The popular ceramics industry expanded towards the middle of the 19th century...
到19世纪中期，大众制陶业得到了发展。
verb
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1
- become larger in size or volume or quantity
- his business expanded rapidly
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2
- exaggerate or make bigger
- The charges were inflated
- Synonym: inflate blow up amplify
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3
- grow vigorously
- The deer population in this town is thriving
- business is booming
- Synonym: boom thrive flourish
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4
- expand the influence of
- The King extended his rule to the Eastern part of the continent
- Synonym: extend
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5
- make bigger or wider in size, volume, or quantity
- expand the house by adding another wing
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6
- add details, as to an account or idea;clarify the meaning of and discourse in a learned way, usually in writing
- She elaborated on the main ideas in her dissertation
- Synonym: elaborate lucubrate expatiate exposit enlarge flesh out expound dilate
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7
- extend in one or more directions
- The dough expands
- Synonym: spread out
数据来源：WordNet
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In breathing the chest muscles expand the rib cage and allow air to be sucked into the lungs .
呼吸时胸部肌肉使胸廓扩大让空气吸入肺部。
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The interest rate 's coming down . I 'll be able to expand or stay in business
利率正在降低，我可以扩大公司或者维持经营。
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The new system expanded the role of family doctors .
新体制扩大了家庭医生的作用。
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We 've expanded the business by opening two more stores .
我们增开了两个商店以扩展业务。
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Could you expand on that point , please ?
请你把这一点详细说明一下好吗？
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We are currently seeking new ways of expanding our membership .
目前，我们正探索发展会员的新途径。
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The government provided an additional £ 25 million to expand the service .
政府另拨2500万英镑用于扩展该服务项目。
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The villages expanded and merged into one large town .
这些村庄扩大了并且结合成了一个大集镇。
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There are no plans to expand the local airport .
目前尚无扩建地方机场的方案。
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The universities have expanded , thus allowing many more people the chance of higher education .
大学扩招了，这样就使更多人能有机会接受高等教育。
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The recession knocked on the head any idea of expanding the company .
经济衰退使扩展公司的任何想法都化为泡影。
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I repeated the question and waited for her to expand .
我把问题重复了一遍，等着她详细回答。
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The attempt to expand the business was a catastrophe for the firm .
扩展业务的尝试使这家公司陷入困境。
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Looking forward , we hope to expand our operations in several of our overseas branches .
展望未来，我们希望拓展其中几家海外分公司的业务。
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The school has been refused permission to expand .
学校扩充未得到许可。
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They expanded the shipyards and started engineering works .
他们扩建造船厂，开始了工程施工。
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If metal gets hot it expands .
金属受热就膨胀。
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A child 's vocabulary expands through reading .
孩子的词汇量通过阅读得到扩大。
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The waist expands to fit all sizes .
腰围可松可紧适合任何尺码。
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The country was trying to expand territorially .
这个国家在设法扩张领土。
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We have to expand the size of the image .
我们不得不放大图像的尺寸。
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A business can only be built and expanded on a sound financial base
企业只有具备了稳固的经济基础才能立足和发展。
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The ultimate aim is to expand the network further .
最终目的是为了进一步拓展该网络。
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The economy is expanding , notching up high growth rates .
经济在发展，实现了高增长率。
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The company has been expanding its customer base using trade magazine advertising .
公司一直通过在商业杂志上刊登广告扩展客户群。
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The money supply expanded by 14.6 per cent in the year to September
截至9月，当年的货币供应增加了14.6%。
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The service is being expanded following the success of a pilot scheme .
在试验性方案获得成功后，这项服务正在推广中。
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The popular ceramics industry expanded towards the middle of the 19th century
到19世纪中期，大众制陶业得到了发展。
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As your horizons expand , these new ideas can give a whole new meaning to life
随着眼界不断开阔，这些新观念会为生活赋予全新的意义。
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The president used today 's speech to expand on remarks he made last month .
总统利用今天的演讲更充分地阐述了他上个月所讲的话。
指放大声音等，尤指音乐声。
Can you amplify the signal?
你能把信号放大吗？
He amplified the sound through the musical instrument.
他通过这种乐器把声音扩大了。
指放大尺寸、面积、容量等。
enlarge a farm/hotel/photo
扩大农场/扩建酒店/放大相片
An effective way to enlarge your vocabulary is to read newspapers.
扩大词汇量的一个有效办法就是看报纸。
强调向外扩张。
expand metal/territory
使金属膨胀/扩展领土
The city's population expanded rapidly in the 1970s.
20世纪70年代，该城市的人口迅速增加。
The ancient city walls were demolished and the urban area was expanded.
古城墙被拆掉，城区被扩大了。
指增加数目或数量。
The number of female students has increased.
女学生的人数增加了。
They had to increase their investment.
他们只好增加投资。
We must increase industrial production.
我们必须增加工业生产。
- 短语动词