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

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

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