extend

verb

延长；扩大；扩展 make longer/larger/wider

1. 使伸长；扩大；扩展
   to make sth longer or larger
   1. to extend a fence/road/house
      扩建护栏 / 公路 / 房子
   2. There are plans to extend the no-smoking area.
      现已有扩大无烟区的计划。
2. 延长；使延期
   to make sth last longer
   1. to extend a deadline/visa
      延长最后期限 / 签证
   2. The show has been extended for another six weeks.
      展览会又延长了六周。
   3. Careful maintenance can extend the life of your car.
      精心保养可延长汽车寿命。
3. 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
   1. The company plans to extend its operations into Europe.
      公司打算将业务扩展到欧洲。
   2. The school is extending the range of subjects taught.
      学校正在拓宽授课学科的范围。

包括 include

4. 适用于；包括
   to relate to or include sb/sth
   1. The offer does not extend to employees' partners.
      这项优惠不包括雇员的伴侣。
   2. 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。

涉及范围 / 时间 / 距离 cover area/time/distance

5. 涉及（范围）；延伸（距离）；延续（时间）
   to cover a particular area, distance or length of time
   1. Our land extends as far as the river.
      我们的土地一直延伸到河边。
   2. His writing career extended over a period of 40 years.
      他的写作生涯超过了40年。
6. 使达到；使延伸
   to make sth reach sth or stretch
   1. to extend a rope between two posts
      在两根柱子间拉根绳子

身体部位 part of body

7. 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
   1. He extended his hand to (= offered to shake hands with) the new employee.
      他伸出手来与新雇员握手。
   2. 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

提供；给予 offer/give

8. 提供；给予
   to offer or give sth to sb
   1. 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。
   2. to extend hospitality to overseas students
      殷勤款待外国留学生
   3. to extend an invitation
      发出邀请
   4. The bank refused to extend credit to them (= to lend them money) .
      银行拒绝向他们提供信贷。

努力；尽力 use effort/ability

9. 使竭尽全力
   to make sb/sth use all their effort, abilities, supplies, etc.
   1. 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。
   2. Hospitals were already fully extended because of the epidemic.
      这场流行病已使各医院以最大负荷运转。

1. VERB 延伸;伸展
   If you say that something, usually something large, extends for a particular distance or extends from one place to another, you are indicating its size or position.
   1. The caves extend for some 18 kilometres...
      那些洞穴深约18公里。
   2. 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。
   3. Our personal space extends about 12 to 18 inches around us...
      我们的个人空间是周围12到18英寸的范围。
   4. The high-speed train service is planned to extend from Paris to Bordeaux...
      高铁拟从巴黎延伸至波尔多。
   5. The new territory would extend over one-fifth of Canada's land mass.
      这块新领土将会使加拿大陆地面积扩展1/5以上。
2. VERB 伸出;凸出
   If an object extends from a surface or place, it sticks out from it.
   1. A shelf of land extended from the escarpment.
      悬崖上凸出一块空地。
3. VERB 持续;延续
   If an event or activity extends over a period of time, it continues for that time.
   1. ...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
   2. 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. VERB 扩及;波及;包括
   If something extends to a group of people, things, or activities, it includes or affects them.
   1. The service also extends to wrapping and delivering gifts...
      服务项目还包括包装和递送礼物。
   2. 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。
   3. His influence extends beyond the TV viewing audience.
      他的影响扩展到电视观众之外。
5. VERB 扩大;延长
   If you extend something, you make it longer or bigger.
   1. 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。
   2. The building was extended in 1500.
      那座建筑于1500年扩建。
   3. ...an extended exhaust pipe.
      加长的排气管
6. VERB （设备、家具等）展开，伸展
   If a piece of equipment or furniture extends, its length can be increased.
   1. ... a table which extends to accommodate extra guests...
      展开后可坐更多客人的桌子
   2. The table extends to 220cm.
      桌子伸展后长220厘米。
7. VERB 延长;使延期
   If you extend something, you make it last longer than before or end at a later date.
   1. They have extended the deadline by twenty-four hours.
      他们已经将最后期限延长了24小时。
   2. ...an extended contract.
      延期的合同
8. VERB 扩大…的影响;扩展
   If you extend something to other people or things, you make it include or affect more people or things.
   1. 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。
9. VERB 伸展，伸出（手臂等）
   If someone extends their hand, they stretch out their arm and hand to shake hands with someone.
   1. The man extended his hand: 'I'm Chuck'.
      那名男子伸出手说道：“我是查克。”

1. He is expected to extend direct rule by the central government for another six months.
   预计他将把中央政府的直接统治再延长6个月。
2. The caves extend for some 18 kilometres
   那些洞穴深约18公里。
3. 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。
4. Our personal space extends about 12 to 18 inches around us
   我们的个人空间是周围12到18英寸的范围。
5. The high-speed train service is planned to extend from Paris to Bordeaux
   高铁拟从巴黎延伸至波尔多。
6. A shelf of land extended from the escarpment.
   悬崖上凸出一块空地。
7. The service also extends to wrapping and delivering gifts
   服务项目还包括包装和递送礼物。
8. 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。
9. His influence extends beyond the TV viewing audience.
   他的影响扩展到电视观众之外。
10. 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。
11. The table extends to 220cm.
    桌子伸展后长220厘米。
12. They have extended the deadline by twenty-four hours.
    他们已经将最后期限延长了24小时。
13. 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。
14. The man extended his hand: 'I'm Chuck'.
    那名男子伸出手说道：“我是查克。”
15. His admiration for the athlete did not extend to the point where he would follow his example in taking drugs
    他对于这个运动员的崇拜还没有达到要学他吸毒的程度。
16. I should like to extend my grateful thanks to all the volunteers.
    我想对所有的志愿者致以衷心的谢意。
17. The hall porter was feeling hard done by at having to extend his shift.
    酒店行李搬运工因为被迫延长当班时间而愤愤不平。
18. The food industry was given a green light to extend the use of these chemicals
    食品业获准继续使用这些化学品。
19. The vineyards of Anjou extend from west of Angers to up-river of Saumur.
    安茹葡萄园从昂热西部一直延伸到索米尔的上游。
20. Please extend the deadline a few days.
    请宽限几天。
21. Our playing fields extend as far as those trees.
    我们的操场延伸到那些树前。
22. On behalf of the staff, I wish to extend our warmest welcome to you.
    我谨代表全体职工，向你们表示热烈的欢迎。
23. The director of marriage registry office says they will extend opening hours around Chinese valentine's day.
    婚姻登记处处长表示，在七夕前后，他们将延长办公时间。
24. Most ear lobes extend below the lower point of attachment of the ear.
    大多数耳垂位于耳朵下方的较低处。
25. Blood vessels extend all over the body.
    血管周布全身。
26. Since the glass is in compression, it cannot extend appreciably beyond the ends of the eyelet.
    因为玻璃处于压缩状态，玻璃不能明显地延伸到超过座孔的端面。

  extend lengthen prolong【导航词义：延长】

  extend v. 延伸，延长

〔辨析〕多指在空间、时间、面积等方面延长或扩展。

  lengthen v. （使）延长，（使）加长

〔辨析〕指在长度或时间上拉长或延长。

  prolong v. 延长，拖延

〔辨析〕通常指时间上的延长，含超过正常限度之意。

verb

1. extend one's limbs or muscles, or the entire body
   1. Stretch your legs!
   2. Extend your right arm above your head

   Synonym:    stretch

2. thrust or extend out
   1. He held out his hand
   2. point a finger
   3. extend a hand
   4. the bee exserted its sting

   Synonym:    exsertstretch output outhold outstretch forth

3. increase in quantity or bulk by adding a cheaper substance
   1. stretch the soup by adding some more cream
   2. extend the casserole with a little rice

   Synonym:    stretch

4. continue or extend
   1. The civil war carried into the neighboring province
   2. The disease extended into the remote mountain provinces

   Synonym:    carry

5. lengthen in time
   1. We prolonged our stay
   2. She extended her visit by another day
   3. The meeting was drawn out until midnight

   Synonym:    prolongprotractdraw out

6. prolong the time allowed for payment of
   1. extend the loan

7. extend in scope or range or area
   1. The law was extended to all citizens
   2. widen the range of applications
   3. broaden your horizon
   4. Extend your backyard

   Synonym:    widenbroaden

8. expand the influence of
   1. The King extended his rule to the Eastern part of the continent

   Synonym:    expand

9. use to the utmost
   1. He really extended himself when he climbed Kilimanjaro
   2. Don't strain your mind too much

   Synonym:    strain

10. open or straighten out
    1. Can we extend the legs of this dining table?

11. cause to move at full gallop
    1. Did you gallop the horse just now?

    Synonym:    gallop

12. extend or stretch out to a greater or the full length
    1. Unfold the newspaper
    2. stretch out that piece of cloth
    3. extend the TV antenna

    Synonym:    unfoldstretchstretch out

13. offer verbally
    1. extend my greetings
    2. He offered his sympathy

    Synonym:    offer

14. make available
    1. extend a loan
    2. The bank offers a good deal on new mortgages

    Synonym:    offer

15. stretch out over a distance, space, time, or scope
    1. Service runs all the way to Cranbury
    2. His knowledge doesn't go very far
    3. My memory extends back to my fourth year of life
    4. The facts extend beyond a consideration of her personal assets

    Synonym:    rungopasslead

16. span an interval of distance, space or time
    1. The war extended over five years
    2. The period covered the turn of the century
    3. My land extends over the hills on the horizon
    4. This farm covers some 200 acres
    5. The Archipelago continues for another 500 miles

    Synonym:    covercontinue

17. reach outward in space
    1. The awning extends several feet over the sidewalk

    Synonym:    poke outreach out