1.[t]~ sth使伸长；扩大；扩展to make sth longer or larger
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。
2.[t]~ sth延长；使延期to make sth last longer
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。
3.[t]~ sth扩大…的范围（或影响）to make a business, an idea, an influence, etc. cover more areas or operate in more places
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。
4.[i]+ adv./prep.适用于；包括to relate to or include sb/sth
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.他帮助的诚意只限于打几个电话罢了。
5.[i]+ adv./prep.涉及（范围）；延伸（距离）；延续（时间）to cover a particular area, distance or length of time
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。
6.[i]+ adv./prep.使达到；使延伸to make sth reach sth or stretch
to extend a rope between two posts在两根柱子间拉根绳子
7.[t]~ sth伸展，舒展，展开（尤指手臂或腿）to stretch part of your body, especially an arm or a leg, away from yourself
He extended his hand to(= offered to shake hands with) the new employee.他伸出手来与新雇员握手。
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
8.[t]提供；给予to offer or give sth to sb
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来访者表示热烈的欢迎。
to extend hospitality to overseas students殷勤款待外国留学生
The bank refused to extend credit to them(= to lend them money) .银行拒绝向他们提供信贷。
to extend sb an invitation向某人发出邀请
9.[t][oftpass]~ sb/sth/yourself使竭尽全力to make sb/sth use all their effort, abilities, supplies, etc.
Jim didn't really have to extend himself in the exam.吉姆大可不必为这次考试那么拼命。
Hospitals were already fully extended because of the epidemic.这场流行病已使各医院疲于奔命。
Female workers pregnant for seven months or more shall not be arranged to extend their working hours or to work night shifts.
对怀孕七个月以上的女职工，不得安排其延长工作时间和夜班劳动。
Not to extend his contract because he said he would not, but to change club.
并不是要求延长合同，因为他说过不会这么做，他希望能够换个俱乐部。
After two years of hard support, Chung decided to extend the operation of the project to gather popularity.
辛苦支撑了两年后，郑某决定扩展经营项目，以聚集人气。
Researchers say they have found a way to extend the storage life of a drug used to treat H.
研究人员表示，他们发现了一种新的方法来延长治疗H。
And if you extend the demilitarized zone dividing the two Koreas into the sea, Yeonpyeong is only 2 miles south of that border line.
如果将非军事区分成两部分，延坪岛距离中心线只有2英里以南。
A large question for News Corp. now is how much further the scandal will extend.
新闻集团目前面临的更大问题是，丑闻的影响到底到何处才是尽头。
It is verified by application that the system is so easy to extend and maintenance.
实际使用表明，该系统具有易扩充、易维护等特点。
The FCC has agreed to extend by a year the period in which mobile operators must offer consumers local number portability.
FCC已经同意移动运营商必须向消费者提供本地号码可携性的期限延长一年。
Obama has said that the United States is prepared to extend a hand of peace to Iran if it "unclenched its fist" .
奥巴马已经表示，美国愿意伸出和平之手，如果伊朗”松开拳头“的话。
While there, his aunt called and told him to extend his stay for a few days.
姨母打电话给他，让他在那里多呆几天。
The local government in Ningbo said it had a policy of looking after the homeless, and that it would extend the same treatment to Mr Sharp.
当地政府在宁波说它有一个政策的照顾无家可归的人，那它将扩大夏普先生同样的待遇。
In four months of data we were able to significantly extend the previous limit with just a fraction of the data sample.
在四个月的数据中我们能够以仅仅一小部门数据样本就显著扩展原本的极限规模。
On behalf of our office staff, I wish to extend our warm to welcome to the friends who have come to visit the company.
我代表全体职员欢迎各位朋友来参观本公司。
Quaternions, which extend imaginary numbers into a further dimension, began to be developed by William Hamilton in Dublin in 1843.
1843年，威廉•汉密尔顿（WilliamHamilton）在都柏林发明了四元数，将虚数扩展到四维空间。
So you see, two, an enemy of political bottom line, the bottom line of a missile defense system, Russia extend to the most sensitive nerve.
所以你看，两条，一个敌人政治底线，一个反导系统底线，都触及到了俄罗斯最最敏感的神经。
We're trying to extend this paradigm to see if it applies to other autoimmune disorders, as well.
我们同样尝试扩展这个范例到其他自身免疫失调疾病上。
Medium of dark at the time that noodles contract, the dark noodles in the reality has already had already extend.
媒体上的阴暗面缩小的时候，现实中的阴暗面便已扩大。
And yet the battery life can extend up to 40 hours, says the company.
公司称，它的电池寿命可达到40小时。
Length of bolts and studs shall be such that they extend beyond nuts by at least four threads.
螺栓和双头螺栓的长度为。超出螺目至少四个螺纹。
Every host pay attention pls, extend the practice time of every participant as long as possible.
各位主持人请注意，请尽量延长参与者的锻炼口语的时间。
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