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1·He's been granted an extension of the contract for another year.

他的合同获得延期一年。《牛津词典》

2·He will appeal to the state for an extension of unemployment benefits.

他将呼吁国家延长失业救济。《柯林斯英汉双解大词典》

3·Our host ran a long extension cord out from the house and set up a screen and a projector.

我们的主人从那所房子里牵出了一条长的延长导线，安置了一块屏幕和一个投影仪。《柯林斯英汉双解大词典》

4·It is also required an extension to your visa.

你的签证也需要延期。

5·Test takers with disabilities may request a time extension.

残疾考生可要求延长考试时间。

6·The extension of London's Ulez will arouse strong resistance.

扩大伦敦的超低排放区会引起强烈反对。

7·You don't need to restart the browser after installing an extension.

安装完扩展之后，你不用重启浏览器。

8·Temporary extension of two years will guarantee scientists enough time.

暂时延长两年将保证科学家有足够的时间。

9·The basic extension contains very simple elements: one word and, of course, a new synonym.

基本扩展包含非常简单的元素：一个词，当然，还有一个新的同义词。

10·A single currency was accepted as the logical extension to removal of these trade barriers.

单一货币被认为是消除这些贸易壁垒的逻辑延伸。

扩展

1·You don't need to restart the browser after installing an extension.

安装完扩展之后，你不用重启浏览器。

2·The extension of astronomy from visible light to radio waves to x-rays and gamma rays never failed to lead to the discovery of unusual objects such as radio galaxies, quasars, and pulsars.

从可见光扩展到无线电波，再到 X 射线和伽马射线，天文学总是会发现不寻常的物体，如射电星系、类星体和脉冲星。

3·The topics discussed included the co-ordinated study of the destruction of forests, as well as how to combat forest fires and the extension of European research programs on the forest ecosystem.

讨论的主题包括对森林破坏的协同研究，如何扑灭森林火灾，以及关于森林生态系统的欧洲研究项目的扩展。

4·The basic extension contains very simple elements: one word and, of course, a new synonym.

基本扩展包含非常简单的元素：一个词，当然，还有一个新的同义词。

5·This extension is known as the Grothendieck group.

这个扩展被称为格罗坦狄克群。

延伸

1·A single currency was accepted as the logical extension to removal of these trade barriers.

单一货币被认为是消除这些贸易壁垒的逻辑延伸。

2·This extension of the photoelectric effect, in which one photon knocks one electron off the edge of an atom, could make physicists reconsider when light is a wave and when it's a particle.

在这种光电效应的延伸中，一个光子从原子的边缘打出一个电子，这可能要使物理学家们重新考虑光在什么情况下是波，什么情况下是粒子。

3·They see you as an extension of their competitor and that all information will flow to the corporate parent.

他们只会把你当作他们竞争对手的延伸，你的所有信息都会传给你的母公司那里去。

4·He may not look like a person who needs to count calories, but as part of his life extension program, he monitors every morsel of food that passes through his system.

他或者看起来并不像是个需要计算卡路里的人，但作为生命延伸计划里的一分子，他严格控制吃进身体里每一口的食物。

5·Studying the air flow around soccer balls is a natural extension of McKeon's research, in which she and her colleagues study how surface roughness affects air flow, using spheres as test models.

研究足球周围的气流是麦凯恩课题的一个自然延伸——她和她的学生正在研究粗糙表面对气流的影响，而足球课作为球体的测试模型。

延长

1·Our host ran a long extension cord out from the house and set up a screen and a projector.

我们的主人从那所房子里牵出了一条长的延长导线，安置了一块屏幕和一个投影仪。《柯林斯英汉双解大词典》

2·Test takers with disabilities may request a time extension.

残疾考生可要求延长考试时间。

3·In America, copyright holders get 95 years' protection as a result of an extension granted in 1998, derided by critics as the Mickey Mouse Protection Act.

在1998年，美国通过的一项法案，版权拥有者保护期延长为95年，批评者讽刺这部法为“米老鼠保护法”。

4·Up to now she has sported an embryonic tail which is actually an extension of her tail bone.

到现在为止，她已经变成了胚胎期的一个尾巴，实际上就是她尾骨的延长。

5·Up to now, she has sported an embryonic tail, which is actually an extension of her tail bone.

到现在为止，她已经变成了胚胎期的一个尾巴，实际上就是她尾骨的延长。

推广

1·Many farmers were among the victims killed by the tsunami waves, also extension workers and experts working for agricultural institutions.

在死于海啸浪潮的人当中有许多是农民，还有在农业机构工作的推广人员和专家。

2·But the agricultural extension system is now in some disrepair.

然而，此项农业推广体系如今已年久失修。

3·I am also confident Farmer Field Schools will become our new extension method, since many feel the old approach is no longer efficient.

我还相信农民田间学校将成为我们新的推广方法，因为很多人都认为旧的方法已不再有效。

4·Maybe the church needs to diversify its programmes in order to effectively accommodate the Modern youths and by extension to curb their fears and frustration.

或许，教堂需要制定多样化的方案，以便能有效地容纳所谓的“现代青年”，并逐步推广，以遏制住他们的恐惧和沮丧。

5·Sellers are clinging to any signs of hope - most recently, the tax credit extension working its way through Washington.

卖家正在寻求最近各种市场复苏的迹象，税收信贷推广工作正在准备通过华盛顿。

外延

1·The 70s became a decade of segmentation and line extension.

70年代是市场区分和产品线外延的年代。 紧接着80年代初进一步的市场细分把市场越分越细，目标客户群越来越小。

2·In situations where iron is scarce, the bodies of mice and rats (and presumably, by extension, people) seem able to collect the nutrient more efficiently than pathogens do.

在铁匮乏的情况下，小鼠和大鼠(也许可外延到人类)的动物体比病原体更能有效地获得营养物。

3·The extension of conception is ambiguous that the quality of engineering rock body is good or bad, it contains many fuzzy phenomena, this is what fuzzy math to study.

工程岩体质量的好与坏，其概念的外延是不明确的，存在着很多模糊性现象，这正是模糊数学所要研究的。

4·The thought of Energy Diffusion is related closely to our cognition extension.

能量耗散的思想与我们的认知外延密切相关。

5·The first part focuses on the concept of impossible crime, characteristics and concepts of community and related points, mainly to further clarify the connotation and extension of it.

第一部分主要论述不能犯的概念、特征以及与相关概念的界分，主要为进一步明确不能犯的内涵与外延。

扩展名

1·If you want to keep all of the data together then zip up all of the files into a new file with a new extension.

如果您希望将所有数据放在一起，那么您可以将所有文件压缩打包到一个新文件，并使用新的扩展名。

2·When running a pattern against a model with this extension, this pattern will show up on a list of applicable patterns for this model.

当针对一个模型运行具有这种扩展名的模式时，这个模式将显示可适用于这个模型的模式的列表。

3·When files are moved between heterogeneous systems, the name and the extension are often the only metadata that move with them.

在不同的系统之间转移文件时，文件名和扩展名常常是随着一起移动的唯一元数据。

4·Digital signature files are binary files and have the same filename as the.sf file but a different extension.

数字签名文件是二进制文件，并且与. SF文件有相同的文件名，但是扩展名不同。

5·That's turning the image path into a single name, the photo's name, without any path information or extension.

那就是将图像路径转变成只包含单一名称(即照片的名称)，不包含任何路径信息或扩展名。

扩建

1·They've built an extension on.

他们进行了一项扩建。《牛津词典》

2·The first proposes the extension and systematisation of surveillance sites to monitor forest decline.

第一项决议建议，扩建监测站并且将其系统化，用于监控森林退化。

3·St. Mary’s Clinic, which is in the compound of the Sts. Peter and Paul Cathedral in the Mongolian capital had been closed since April for the building of a new extension.

自今年四月份以来，位于蒙古首都圣伯多禄圣保禄主教座堂庭院的圣玛利诊所，因进行扩建而暂时关闭。

4·This project consists in the extension and rehabilitation of a nursery for 24 children.

该项目是对一个可容纳24个孩子的托儿所的扩建和修复。

5·But they also added a blackened steel and glass extension to the back of the property to create a large living area on the ground floor and bedrooms above.

他们还在建筑的背面增加了一个由黑钢和玻璃构成的扩建区域，从而在建筑的第一层创造出一个大型的起居室，起居室上方设置为卧室。

分机

1·We have an extension in the bedroom.

我们的卧室里有一个分机。《牛津词典》

2·You can reach me at 637-2335, extension 354.

你可以打637‐2335这个电话号码，转分机354，与我联系。《牛津词典》

3·She can get me on extension 308.

她可以通过分机308找到我。《柯林斯英汉双解大词典》

4·But, could you tell me his extension number again?

您能再告诉我一遍他的分机号吗？

5·You can also reach me through the extension 508.

你也可以通过508分机找到我。

伸展

1·The rubrospinal tract and lateral vestibulospinal and pontine reticulospinal tract biased extension in the upper extremities.

上肢的风湿性脊髓束和外侧前庭脊髓和桥状网状脊髓束偏向伸展。

2·It's this right arm extension that gives your swing power and extra accuracy, and makes chicken-winging almost impossible.

右臂伸展增加了挥杆的力量和准确性，使得你几乎不可能出现鸡翅膀。

3·Learn to straighten your knees with full extension of your legs but without hyperextension.

学习通过完全伸展你的大腿来伸展你的膝关节，但不超伸。

4·Head begins to lift through an apparent cervical extension.

头部通过一个明显的进步伸展开始抬高。

5·The powerful extension of the leg downward and backward creates the horizontal movement forward.

腿向下和向后有力的伸展产生向前的水平运动。

(1)brand extension品牌延伸

(1)by extension相关地；引申开来

(1)extension service推广服务

(1)crack extension裂纹扩展；裂纹扩张

(1)extension set分机；增设装置

(1)research and extension研究与推广