v.(动词)

1. 伸展，伸；扩展；延伸；伸出
2. 扩大，扩展，扩充
3. 提供；给予
4. 延长，延伸；绵亘，连绵
5. 使竭尽全力
6. 达到
7. 延（期），延续，连续
8. 发挥（力量）
9. 拉长，拉开，使伸长
10. 扩大…的范围
11. 尽可能地伸开（身体某部）
12. 发出
13. 涉及（范围）
14. 展现

v.(动词)

1. vt. & vi. 延伸,延长,延续 stretch out a part of one's body to be limit
2. vt. & vi. 扩大; 扩展; 达到 enlarge the scope of; increase
3. vt. 给予,提供,发出 offer; grant

Verb:

1. extend in scope or range or area;

   "The law was extended to all citizens"
   "widen the range of applications"
   "broaden your horizon"
   "extend your backyard"
   

2. stretch out over a distance, space, time, or scope; run or extend between two points or beyond a certain point;

   "Service runs all the way to Cranbury"
   "His knowledge doesn't go very far"
   "My memory extends back to my fourth year of life"
   "The facts extend beyond a consideration of her personal assets"
   

3. span an interval of distance, space or time;

   "The war extended over five years"
   "The period covered the turn of the century"
   "My land extends over the hills on the horizon"
   "This farm covers some 200 acres"
   "The Archipelago continues for another 500 miles"
   

4. make available; provide;

   "extend a loan"
   "The bank offers a good deal on new mortgages"
   

5. thrust or extend out;

   "He held out his hand"
   "point a finger"
   "extend a hand"
   "the bee exserted its sting"
   

6. reach outward in space;

   "The awning extends several feet over the sidewalk"
   

7. offer verbally;

   "extend my greetings"
   "He offered his sympathy"
   

8. extend one's limbs or muscles, or the entire body;

   "Stretch your legs!"
   "extend your right arm above your head"
   

9. expand the influence of;

   "The King extended his rule to the Eastern part of the continent"
   

10. lengthen in time; cause to be or last longer;

    "We prolonged our stay"
    "She extended her visit by another day"
    "The meeting was drawn out until midnight"
    

11. extend or stretch out to a greater or the full length;

    "Unfold the newspaper"
    "stretch out that piece of cloth"
    "extend the TV antenna"
    

12. cause to move at full gallop;

    "Did you gallop the horse just now?"
    

13. open or straighten out; unbend;

    "Can we extend the legs of this dining table?"
    

14. use to the utmost; exert vigorously or to full capacity;

    "He really extended himself when he climbed Kilimanjaro"
    "Don't strain your mind too much"
    

15. prolong the time allowed for payment of;

    "extend the loan"
    

16. continue or extend;

    "The civil war carried into the neighboring province"
    "The disease extended into the remote mountain provinces"
    

17. increase in quantity or bulk by adding a cheaper substance;

    "stretch the soup by adding some more cream"
    "extend the casserole with a little rice"
    

1.延伸;伸展
If you say that something, usually something large,extends for a particular distance orextends from one placeto another, you are indicating its size or position.

e.g. The cavesextend for some 18 kilometres...
那些洞穴深约18公里。
e.g. The main stem willextend to around 12ft, if left to develop naturally...
如果任其自然生长，主干可以长到约12英尺。

2.伸出;凸出
If an objectextends from a surface or place, it sticks out from it.

e.g. A shelf of land extended from the escarpment.
悬崖上凸出一块空地。

3.持续;延续
If an event or activityextends over a period of time, it continues for that time.

extend的解释

e.g. ...a playing career in first-class cricket that extended from 1894 to 1920...
从1894年延续至1920年的板球甲级比赛职业生涯
e.g. The courses are based on a weekly two-hour class, extending over a period of 25 weeks.
这些课程每周上一节课，每节两个小时，持续25周。

4.扩及;波及;包括
If somethingextends to a group of people, things, or activities, it includes or affects them.

e.g. The service also extends to wrapping and delivering gifts...
服务项目还包括包装和递送礼物。
e.g. The talks willextend to the church, human rights groups and other social organizations...
会谈将涉及教会、人权团体和其他社会组织。

5.扩大;延长
If youextend something, you make it longer or bigger.

e.g. This year they have introduced three new products toextend their range...
今年他们发布了3种新产品，以扩大产品范围。
e.g. The building was extended in 1500.
那座建筑于1500年扩建。

6.（设备、家具等）展开，伸展
If a piece of equipment or furnitureextends, its length can be increased.

extend的意思

e.g. ... a table which extends to accommodate extra guests...
展开后可坐更多客人的桌子
e.g. The table extends to 220cm.
桌子伸展后长220厘米。

7.延长;使延期
If youextend something, you make it last longer than before or end at a later date.

e.g. They have extended the deadline by twenty-four hours.
他们已经将最后期限延长了24小时。
e.g. ...an extended contract.
延期的合同

8.扩大…的影响;扩展
If youextend somethingto other people or things, you make it include or affect more people or things.

e.g. It might be possible toextend the technique to other crop plants.
也许可以将这种技术应用于其他农作物。

9.伸展，伸出（手臂等）
If someoneextends their hand, they stretch out their arm and hand to shake hands with someone.

e.g. The manextended his hand: 'I'm Chuck'.
那名男子伸出手说道：“我是查克。”

1. extend的近义词

1. 延伸对象到另一对象：绘制填充的圆和环(DONUT)DR ---- 修改图像和其他对象的显示顺序(DRAWORDER)EL ---- 创建椭圆或椭圆弧(ELLIPSE)E ---- 从图形中删除对象(ERASE)X ---- 将组合对象分解为对象组件(EXPLODE)EX ---- 延伸对象到另一对象(extend)

2. 扩展：4.2.2 扩展(extend) 扩展(extend)关系如下图所示,基础用例(Base)中定义有一至多个已命名的扩展点,扩展 关系是指将扩展用例(Extension)的事件流在一定的条件下按照相应的扩展点插入到基础用例(Base)中.对于包含关系而言,

3. 延长：对象5.4 平移(MOVE)选到的图形对象5.5 复制(COPY)选到的图形对象5.6 镜像(MIRROR)选到的图形对象5.7 按比例缩放(SCALE)选到的图形对象5.8 旋转(ROTATE)选到的图形对象5.12 修剪(TRIM)图形对象5.13 延长(extend)图形对象5.14

4.extend：ext; 放下

用作不及物动词S+～(+A)

1. A belt of rain extends across the mountains.
   这一降雨带覆盖了此山脉。

用作及物动词S+～+ n./pron.

1. We extended our visit.
   我们延长了访问时间。
2. We decided to extend our visit till Tuesday.
   我们决定把我们的访问延长至星期二。
3. They extended the road for three more miles.
   他们把那条路又延长了三英里多。
4. My garden extends as far as the river.
   我的花园一直延伸到河边。
5. China has greatly extended its influence in world affairs.
   在世界事务中,中国的影响已大大地扩大了。
1
6. Life expectancy has been greatly extended.
   平均寿命大大地延长了。

用作双宾动词S+～+ pron./n. + n./pron.

1. They extended him a warm welcome.
   他们向他表示热烈欢迎。
2. We extended them thanks.
   我们向他们表示谢意。
3. The bank will extend you credit.
   银行会给你提供信用贷款。

S+～+ n./pron. +to pron./n.

1. Let us extend a welcome to our new neighbours.
   让我们向新邻居表示欢迎。
2. It was kind of you to extend an invitation to us.
   感谢你对我们的邀请。

extend into (v.+prep.)

扩大或延长到… enlarge the scope of
extend into sth

The meeting extended late into the night.

会议继续到深夜。

extend sth into sth

The ancient Romans extended their empire into Asia.

古罗马人把罗马帝国扩张到亚洲境内。

This country extends its power and influence into neighbouring countries.

这个国家将其势力与影响扩大至邻国。

extend over (v.+prep.)

(使)持续,延续 (cause to) fill time
extend over sth

High unemployment extends over the whole of Britain.

严重失业遍及整个英国。

extend over sth

The examinations extend over two weeks.

考试持续两个星期。

The celebrations extended over three hours.

庆祝活动延续了三小时。

extend sth over sth

We shall have to extend the payments over an additional period.

我们得把付款期再推延一段时间。

extend to (v.+prep.)

(使)达到,伸展到 (cause to) reach sth
extend to sth

The chapter extends to a hundred pages.

这一章节长达100页。

The judge's power extends to all parts of the area.

这位法官的权力及于整个地区。

extend sth to sth

There is a proposal to extend the road to the next village.

有人建议把这条路延长到邻近的村庄。

The underground railway is being extended to the airport.

地铁正在向机场延伸。

Import controls were extended to the paper industry.

进口的限制范围扩大到造纸工业。

The paddy area was extended to 800 mu last year.

去年稻田面积大到800亩。

The protection of the law is extended to more kinds of animals.

更多种动物受到法律的保护。

• Elizabeth, whose august person had extended itself upon a huge..bed.

  出自：H. James

Our playing fields extend as far as those trees.

我们的操场延伸到那些树前。

Theoretically, a line can extend into infinity.

从理论上来说直线可以无限地延伸。

How to extend a visa if it expires?

签证到期后怎样延长签证?

Dry-cleaning can extend the life of your clothing.

干洗可以延长衣服的使用寿命。

The hot weather extended into October.

炎热天气一直持续到十月。

He was told to extend and limber up before doing any exercises.

他被告知在做任何工作之前应伸展四肢。

They plan to extend their research in this field.

他们计划扩展他们在这个领域中的研究。

The bank has promised to extend you credit.

银行已答应提供你们信用贷款。

I extend my heartfelt thanks for your help.

我对你的帮助表示由衷的感谢。

Jim didn't really have to extend himself in the examination.

吉姆这次考试大可不必那么拼命。

to extend a fence'/road'/house

扩建护栏 / 公路 / 房子

There are plans to extend the no-smoking area.

现已有扩大无烟区的计划。

to extend a deadline'/visa

延长最后期限 / 签证

The show has been extended for another six weeks.

展览会又延长了六周。

Careful maintenance can extend the life of your car.

精心保养可延长汽车寿命。

The company plans to extend its operations into Europe.

公司打算将业务扩展到欧洲。

The school is extending the range of subjects taught.

学校正在拓宽授课学科的范围。

The offer does not extend to employees' partners.

这项优惠不包括雇员的伴侣。

His willingness to help did not extend beyond making a few phone calls.

他的乐意帮助只不过限于打几个电话罢了。

Our land extends as far as the river.

我们的土地一直延伸到河边。

His writing career extended over a period of 40 years.

他的写作生涯超过了40年。

to extend a rope between two posts

在两根柱子间拉根绳子

He extended his hand to (= offered to shake hands with) the new employee.

他伸出手来与新雇员握手。

(figurative)to extend the hand of friendship to (= try to have good relations with) another country

向另一个国家伸出友谊之手

I'm sure you will join me in extending a very warm welcome to our visitors.

我肯定你们会同我一起向我们的客人表示热烈的欢迎。

...an extended contract.

延期的合同

It might be possible to extend the technique to other crop plants.

也许可以将这种技术应用于其他农作物。

The man extended his hand: 'I'm Chuck'.

那名男子伸出手说道：“我是查克。”

They have extended the deadline by twenty-four hours.

他们已经将最后期限延长了24小时。

The table extends to 220cm.

桌子伸展后长220厘米。

The caves extend for some 18 kilometres...

那些洞穴深约18公里。

The main stem will extend to around 12ft, if left to develop naturally...

如果任其自然生长，主干可以长到约12英尺。

A shelf of land extended from the escarpment.

悬崖上凸出一块空地。

...a playing career in first-class cricket that extended from 1894 to 1920...

从1894年延续至1920年的板球甲级比赛职业生涯

The courses are based on a weekly two-hour class, extending over a period of 25 weeks.

这些课程每周上一节课，每节两个小时，持续25周。

The service also extends to wrapping and delivering gifts...

服务项目还包括包装和递送礼物。

The talks will extend to the church, human rights groups and other social organizations...

会谈将涉及教会、人权团体和其他社会组织。

This year they have introduced three new products to extend their range...

今年他们发布了3种新产品，以扩大产品范围。

The building was extended in 1500.

那座建筑于1500年扩建。

... a table which extends to accommodate extra guests...

展开后可坐更多客人的桌子

v.(动词)

1. extend的基本意思是增加时间或空间的长度,尤指范围的扩大,如权力、种类、影响或适用性等。作此解时接名词或代词作宾语。
2. extend还可表示“给予(帮助、友谊等)”“表示(祝贺、欢迎等)”,作此解时可接双宾语,其间接宾语可转化为介词to的宾语。
3. 在美式英语中, extend可用于被动式。

v.(动词)

extend, circulate, diffuse, disseminate, expand, propagate, radiate, spread

这组词都有“延伸”“延长”“伸展”“展开”的意思。其区别是：

1.spread指向四面八方扩大范围。

2.circulate指无拘无束地或不间断地传播、散布到各处。例如:

She opened a window to allow the air to circulate.她打开窗户使空气流通。

3.disseminate指到处传播思想、理论等。例如:

They use the press to disseminate right wing views.他们利用报刊来传播右翼观点。

4.diffuse指光线、声音、气味等在空中传送或散布。例如:

Light diffused from the window.光从窗户射进来。

5.extend指延展物体的长度、宽度,延伸或扩大某一事物,以及延长时间、期限等,也指伸开四肢或躯体。例如:

They extended the road for three more miles.他们把那条路又延长了三英里多。

The headmaster extended our holidays by a week.校长把我们的假期延长了一个星期。

6.expand指扩大面积或体积,也指把合拢的东西放开(即三维)。例如:

This county has expanded its area under cultivation by more than 50,000 mu .该县扩大了50,000亩耕地。

Heat expands metals.热使金属膨胀。

He does exercises to expand his chest.他做体操扩胸。

7.propagate通常指宣传某种信念、看法或传播某种言论,以使更多的人相信或参与。例如:

We should not only learn knowledge, but also propagate it.我们不仅应学习知识,而且应传播它。

The Greek civilization was propagated all over Europe.希腊文明传播至整个欧洲。

8.radiate指从中心向四面八方散发,是技术用语,特指光或热的辐射。例如:

The sun radiates light and heat.太阳放射光和热。

The electric heater radiated warmth.电暖器散发出热量。

extend, elongate, lengthen, prolong, protract

这组词都表示“延伸”。其区别是：

extend指直线状的伸展,引申指扩展势力、范围、影响等; lengthen指增加长度或延长时间; prolong指把时间过程延长到超过通常或正常的限度; elongate是技术用语,指空间尺度的延伸; protract指无限地、不必要地或令人厌烦地拖长。