extend/lengthen/prolong.导航词义：延长

1. extend:v. 延伸，延长.多指在空间、时间、面积等方面延长或扩展。

Our summer vacation extended into September.

我们的暑假延至9月。

He wanted to extend his garden.

他想要扩建花园。

My farm extends as far as the river.

我的农场一直延伸到河边。

2. lengthen:v. （使）延长，（使）加长.指在长度或时间上拉长或延长。

His trousers were lengthened.

他的裤子放长了。

Nights are lengthening with the coming of winter.

随着冬天的来临，夜晚渐渐变长了。

To save time is to lengthen life.

节省时间就是延长生命。

3. prolong:v. 延长，拖延.通常指时间上的延长，含超过正常限度之意。

He tried hard to prolong his mother's life.

他尽一切努力来延长母亲的生命。

The treaty has been prolonged for another 5 years.

这个条约又延长了5年。

全部

1·The caves extend for some 12 miles.

这些洞穴延伸约12英里。《柯林斯英汉双解大词典》

2·There are plans to extend the no-smoking area.

现已有扩大无烟区的计划。《牛津词典》

3·The meat is chemically treated to extend shelf life.

猪肉经过化学处理以延长保存期。《柯林斯英汉双解大词典》

4·Careful maintenance can extend the life of your car.

精心保养可延长汽车寿命。《牛津词典》

5·The company plans to extend its operations into Europe.

公司打算将业务扩展到欧洲。《牛津词典》

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

今年他们已引入了3种新产品以扩大他们的范围。《柯林斯英汉双解大词典》

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

如果让其自然生长，主干会延伸到12英尺左右。《柯林斯英汉双解大词典》

8·The food industry was given a green light to extend the use of these chemicals.

食品业获准扩大这些化学品的应用范围。《柯林斯英汉双解大词典》

9·They plan to extend their research in this field.

他们计划扩展他们在这个领域的研究。

10·Monsanto argues that its patents extend to later generations.

孟山都公司认为它的专利延伸到了后代。

扩展

1·They plan to extend their research in this field.

他们计划扩展他们在这个领域的研究。

2·Aesthetic particulars produced by the highly creative artist extend or exploit, in an innovative way, the limits of an existing form, rather than transcend that form.

极具创造力的艺术家所创造的美学细节，以一种创新的方式，扩展或利用了一种现有形式的局限，而不是超越那种形式。

3·Divide each of these by the type of work to be done: build, evaluate, buy, adapt, and extend, and so on.

根据需要完成的工作的类型，对每一项活动进行划分：构建、评估、购买、改写和扩展，等等。

4·We would like to extend this capability to software systems and architectures.

我们希望将此功能扩展到软件系统和体系结构中。

5·Now we have what we had hoped to extend, leading us to the answer to our next question.

现在我们可以开始早就希望进行的扩展，这使我们去回答下一个问题。

延长

1·Careful maintenance can extend the life of your car.

精心保养可延长汽车寿命。《牛津词典》

2·The meat is chemically treated to extend shelf life.

猪肉经过化学处理以延长保存期。《柯林斯英汉双解大词典》

3·I had a deadline for that but the Association had to extend it.

为此我设了一个最后期限，但协会不得不延长这一限期。

4·Their goal is to convince lawmakers to extend unemployment benefits.

他们的目标是说服立法者延长失业救济的期限。

5·New medicine and instruments are being developed every day to extend life.

为了延长寿命，人们每天都在开发新的药物和器械。

延伸

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

如果让其自然生长，主干会延伸到12英尺左右。《柯林斯英汉双解大词典》

2·Monsanto argues that its patents extend to later generations.

孟山都公司认为它的专利延伸到了后代。

3·The benefits of a growth mindset of interest may also extend to those seeking employment.

兴趣增长型思维的好处也可能延伸到那些寻求就业的人身上。

4·It is not unusual for the roots of some desert perennials to extend downward more than ten meters.

一些沙漠多年生植物的根向下延伸十米以上，这并不少见。

5·The central issue in the case is whether patent rights to living things extend to the progeny of those things.

这里的核心问题是生物的专利权是否延伸到这些生物的后代。

扩大

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

今年他们已引入了3种新产品以扩大他们的范围。《柯林斯英汉双解大词典》

2·The food industry was given a green light to extend the use of these chemicals.

食品业获准扩大这些化学品的应用范围。《柯林斯英汉双解大词典》

3·Methods such as whole-school fundraising, with the proceeds pooled, can help to extend opportunities and fuel community spirit.

像全校募捐这样的方法，将收入汇集在一起，有利于扩大机会和激发社区精神。

4·In addition, working outside the home, helps women in the lowest socioeconomic class make contacts to extend exchange networks.

此外，外出工作有助于社会经济最低阶层的妇女建立联系，扩大交易网络。

5·This proposal, like the one in the House, would extend coverage to many who now lack it, and that is a worthy goal in itself.

这份提案，如同众议院的那份，将会扩大保障范围到那些缺少保障的人，这也是它有价值的目标所在。

推广

1·This approach could extend beyond reviews to entirely new business models.

这种方法能够从评论推广成为全新的商业模式。

2·This upsets some purists, but opens up new vistas for artists looking to extend their brand or reinvent themselves.

这一现状让纯粹主义者心感不安，却为渴望推广自身品牌或重塑自我的艺术家开辟了新的视野。

3·Sainsbury's has been trying out a price-matching scheme in Northern Ireland but has not announced plans to extend it.

桑斯·伯利公司在爱尔兰北部试验了一项跟价方案，但还未公布计划推广该方案。

4·Says Yahoo, their platform allows developers to extend their brand, services, and content to new users by creating TV widgets using Yahoo's Widget Engine.

雅虎说，他们的平台允许开发者利用雅虎的Widget引擎开发电视widget，以向新用户推广他们的“品牌、服务和内容”。

5·Thus, to avoid the expense of purchasing butter, the Happy Pancake House should extend this cost-saving change to its restaurants in the southeast and northeast as well.

因此，为避免购买天然黄油的花费，Happy Pancake House应该把这项节省措施推广到在东南部以及东北部的餐厅。

伸展

1·You might hear a crunching or clicking sound when you bend or extend your knee.

当你弯曲或伸展膝盖的时候可以听见卡吧喀吧的响声。

2·Don't extend the knees beyond 90 degrees.

不要伸展膝盖超过90度角。

3·Rest your forehead on the blankets and extend your arms.

额头放于毯子上，伸展手臂。

4·Small streams (and their adjacent floodplains) of the Araguari River extend like fingers throughout the landscape.

阿拉瓜里河的支流(以及它们邻近的冲积平原)像触手一样在这幅风景画中四处伸展。

5·Unlike that of conventional house, this building's upper and lower parts are divided and its long lines of flow extend like unraveling spools of thread.

不同于传统的房子，这座建筑的上部分和下部分是分离的，并且它长长的线性流动像散开的轴线向外伸展。

伸出

1·The reality of light is waiting in love and patience until you extend your hand and open the gate.

光明的现实正在爱中耐心的等待直到你们伸出双手并敞开心门。

2·I'd like to hear from you if you've been able to extend that olive branch and offer forgiveness.

我希望能够听到你曾经主动伸出橄榄枝讲和并原谅别人的事情。

3·The Lord will extend your mighty scepter from Zion; you will rule in the midst of your enemies.

耶和华必使你从锡安伸出能力的杖来。你要在你仇敌中掌权。

4·The eaves of a Japanese pagoda extend the building's width by 70% or so. In China, they rarely overhang by more than 20%.

日式宝塔的屋檐伸出建筑物的宽度是大约70%，在中国，是20%。

5·Perhaps alluding to Iran, he said we will extend our hand if you are willing to unclench your fist.

他说：“我们愿意伸出友谊之手，只要你愿意松开你的拳头”，这则可能暗指伊朗。

伸

1·Say once the hand of he Chen extend, only the Gu automatically swooped into his brisket, that map then pedal he still at ground up, no longer need map now.

说着贺宸手一伸，独孤自动跳入了他的怀里，那一张地图则被他仍在了地上，现在已经不需要地图了。

2·When examining patient of lumbar protrusion of the intervertebral disc want the flesh before the examination is bilateral and tibial fibula to grow the flesh sural bowel flesh flesh that extend?

在检查腰椎间盘突出症患者时，通常要检查双侧胫骨前肌、腓骨长肌、腓肠肌、伸？

3·The best method to appreciate this constraint is to extend the knee and observe the imprint of the notch on the tibial plateau.

最好的方法就是在伸膝时观察髁间切迹在胫骨平台上的印迹。

4·The lower level is expressed as a series of stone clad walls that extend into the landscape and the upper level is a sleek box with a metal roof that floats on slender columns.

在低层，一系列石墙伸入景观，上层是整洁的盒式建筑，其金属屋顶浮在细长的柱子上。

5·The turtle went with the frog to the shallow well. Lifting his right foot, he tried to enter the well. But it got stuck even before he could extend his left one, so he leisurely retreated.

大鳖听了，就跟着井蛙入井里，怎知左脚还未伸进去，右脚已经绊住了，于是便从容地退了出来。

扩建

1·But warmer weather also stokes tourism: watching icebergs, for example, in Ilulissat, the third-largest town, where plans to extend the airport for long-haul flights are under way.

但是更暖和的天气也使得旅游业升温：例如，在第三大的Ilulissat镇上观赏冰山，Ilulissat为了长途航班而扩建机场的计划正在进行中。

2·Nordic firm AART has won a competition to extend the Viking Age Museum building in Oslo, with plans to add a new curving wing to the cruciform plan.

北欧建筑事务所aart在奥斯陆维京时代博物馆的扩建竞赛中获得胜利。他们计划为原有的十字平面增加一个全新的曲线型附楼。

3·The house's position at the end of a row of terraced properties meant there was a possibility to extend from the side into part of the existing garden.

这栋房子的位置在一列排屋住宅的最末端，这意味着可以将房子的一侧扩建到已有的花园中。

4·Without the authorization of the municipal port authority, a port enterprise shall not Build, renovate or extend port facilities.

未经港口主管部门批准，港口企业不得擅自在港区新建、改建、扩建港口设施。

5·The connecting technique of the rib -stripped and rolled straight twisted steel is one of the new techniques applied in the extend of the Gaoming Bridge.

剥肋滚轧直螺纹钢筋连接技术是高明大桥扩建工程应用的新技术之一。

(1)extend one's business扩大其营业