open

open 基本解释

adj.  开放的; 敞开的; 张开的; 张着的; 展开; 开放
v.  开; 打开; 开启; (使)开; 开启(瓶盖、封口等)
n.  户外; 野外; 旷野; 公开; 非秘密

open 词性变化

过去式：opened过去分词：opened现在分词：opening第三人称单数：opens

中考高考计算机CET4考研

open 词组短语

• open system
• open wire
• open shop
• open circuit
• open ditch
• open drain
• open loop
• open loop control
• open wiring
• open position

open 详细解释

adj.

开着 not closed

1. 开放的；敞开的
   allowing things or people to go through
   1. A wasp flew in the open window.
      一只黄蜂飞进了开着的窗子。
   2. She had left the door wide open .
      她把房门敞开着。
2. 张开的；张着的
   with eyelids or lips apart
   1. She had difficulty keeping her eyes open (= because she was very tired) .
      她连睁开眼睛的力气都没有了。
   2. He was breathing through his open mouth.
      他张着嘴呼吸。
3. 展开；开放
   spread out; with the edges apart
   1. The flowers are all open now.
      花现在都开了。
   2. The book lay open on the table.
      书摊开在桌子上。
4. 畅通的
   not blocked by anything
   1. The pass is kept open all the year.
      通道一年到头畅通无阻。

未系着 not fastened

5. 敞口的；未封的
   not fastened or covered, so that things can easily come out or be put in
   1. Leave the envelope open.
      别封上信封。
   2. The bag burst open and everything fell out.
      袋子爆开了，里边的东西都散落出来。
6. 没扣上的；敞开的
   not fastened
   1. Her coat was open.
      她的外衣敞着。

未围着 not enclosed

7. 开阔的；未围上的
   not surrounded by anything; not confined
   1. open country (= without forests, buildings, etc.)
      空旷的田野
   2. a city with a lot of parks and open spaces
      有很多公园和空地的城市
   3. driving along the open road (= part of a road in the country, where you can drive fast)
      沿开阔的道路开车

敞开 not covered

8. 敞开的；露天的；裸露的
   with no cover or roof on
   1. an open drain
      一条明沟
   2. people working in the open air (= not in a building)
      在户外作业的人
   3. The hall of the old house was open to the sky.
      旧房子的门厅是露天的。
   4. an open wound (= with no skin covering it)
      开放性伤口

对宾客 for customers/visitors

9. 开放；营业
   if a shop/store, bank, business, etc. is open , it is ready for business and will admit customers or visitors
   1. Is the museum open on Sundays?
      博物馆每星期天都开放吗？
   2. The new store will be open in the spring.
      新商店将在春天开业。
   3. The house had been thrown open to the public.
      这所宅院已向公众开放。
   4. I declare this festival open.
      我宣布庆祝活动开始。

比赛；建筑物 of competition/building

10. 对大众开放的；公开的；人人可以参加的
    if a competition, etc. is open , anyone can enter it
    1. an open debate/championship/scholarship
       公开的辩论会；人人可以参加的锦标赛；人人均可申请的奖学金
    2. She was tried in open court (= the public could go and listen to the trial) .
       她被公开审判。
    3. The debate was thrown open to the audience.
       辩论会对听众开放。
11. （比赛、建筑物等）对特定群体开放
    if a competition, building, etc. is open to particular people, those people can enter it
    1. The competition is open to young people under the age of 18.
       这项比赛让18岁以下的青少年参加。
    2. The house is not open to the public.
       这所住宅不对外开放。

备有 available

12. 可得到；可使用
    to be available and ready to use
    1. What options are open to us?
       我们有什么选择？
    2. Is the offer still open?
       这个报价还有效吗？
    3. I want to keep my Swiss bank account open.
       我想保留我的瑞士银行账户。

无防范 not protected

13. 易受损害；脆弱
    likely to suffer sth such as criticism, injury, etc.
    1. The system is open to abuse.
       这项制度容易被滥用。
    2. He has laid himself wide open to political attack.
       他在政治上已经处于极易受到攻击的境地。

不隐匿 not hidden

14. 人人皆知的；不保密的；公开的
    known to everyone; not kept hidden
    1. an open quarrel
       公开的争吵
    2. open government
       透明的管理
    3. their open display of affection
       他们的公开示爱
    4. His eyes showed open admiration as he looked at her.
       他看她的时候，眼神里明显流露着敬佩之情。

性格 person's character

15. 诚恳；坦诚；直率
    honest; not keeping thoughts and feelings hidden
    1. She was always open with her parents.
       她总是与父母无话不谈。
    2. He was quite open about his reasons for leaving.
       他对离开的原因完全未加隐瞒。
16. 思想开明的；不固执己见的
    willing to listen to and think about new ideas
    1. I'm open to suggestions for what you would like to do in our classes.
       我很乐意听听你们对课堂活动的建议。

待定 not yet decided

17. 未决定的；待决定的
    not yet finally decided or settled
    1. The race is still wide open (= anyone could win) .
       赛跑胜负未定。
    2. The price is not open to negotiation.
       价格不容商议。
    3. Some phrases in the contract are open to interpretation.
       合同中的某些条文容有不同诠释。
    4. Which route is better remains an open question (= it is not decided) .
       哪条路线较好尚待决定。
    5. In an interview try to ask open questions (= to which the answer is not just ‘yes’ or ‘no’) .
       主持面试时要尽量问一些讨论性的问题。

织物 cloth

18. 稀疏的；不密的
    with wide spaces between the threads
    1. an open weave
       稀疏织法

语音学 phonetics

19. 开的；开口的
    produced by opening the mouth wide

verb

门窗；盖子 door/window/lid

1. 开；打开；开启
   to move a door, window, lid, etc. so that it is no longer closed
   1. Mr Chen opened the car door for his wife.
      陈先生为妻子打开车门。
2. 打开；（使）开
   to move or be moved so that it is no longer closed
   1. The door opened and Alan walked in.
      门开了，艾伦走了进去。

容器；包 container/package

3. 打开，开启（瓶盖、封口等）
   to remove the lid, undo the fastening , etc. of a container, etc. in order to see or get what is inside
   1. Shall I open another bottle?
      要不要我再开一瓶？
   2. He opened the letter and read it.
      他拆开信读起来。

眼睛 eyes

4. 睁开
   if you open your eyes or your eyes open , you move your eyelids upwards so that you can see

嘴 mouth

5. 张开
   if you open your mouth or your mouth opens , you move your lips, for example in order to speak
   1. He hardly ever opens his mouth (= speaks) .
      他几乎从不开口。

书籍 book

6. 打开；翻开
   to turn the cover or the pages of a book so that it is no longer closed
   1. Open your books at page 25.
      把书翻到第25页。

展开 spread out

7. 展开；打开
   to spread out or unfold ; to spread sth out or unfold it
   1. What if the parachute doesn't open?
      降落伞打不开怎么办？
   2. The flowers are starting to open.
      花开始绽放了。
   3. Open the map on the table.
      把地图摊在桌子上。
   4. He opened his arms wide to embrace her.
      他张开双臂拥抱她。

边界；道路 border/road

8. 让（行人、车辆、货物等）通行；开放
   to make it possible for people, cars, goods, etc. to pass through a place
   1. When did the country open its borders?
      这个国家是何时开放边界的？
   2. The road will be opened again in a few hours after police have cleared it.
      待警察清理完以后，道路在几小时内就会重新开放。

对宾客 for customers/visitors

9. 开始营业；开业；开门
   to start business for the day; to start business for the first time
   1. What time does the bank open?
      这家银行什么时候开门？
   2. The company opened its doors for business a month ago.
      该公司一个月前开业。
10. 准备接待
    to be ready for people to go to
    1. The new hospital opens on July 1st.
       这家新医院七月一日开诊。
    2. When does the play open?
       这个剧什么时候上演？

开始某事 start sth

11. 着手；开始
    to start an activity or event
    1. You need just one pound to open a bank account with us.
       你只需一英镑就可在我行开立一个账户。
    2. The police have opened an investigation into the death.
       警察已开始对这桩命案进行调查。
    3. They will open the new season with a performance of ‘Carmen’.
       他们将以上演《卡门》来展开新的戏剧季。
    4. Troops opened fire on (= started shooting) the crowds.
       军队向人群开火了。
12. 以…开篇；以…开头
    to start in a particular way
    1. The story opens with a murder.
       这个故事以谋杀案开始。

以仪式 with ceremony

13. 为（建筑物）揭幕；宣布启用
    to perform a ceremony showing that a building can start being used
    1. The bridge was opened by the Queen.
       女王为大桥开通揭幕。

计算机技术 computing

14. 启动，打开（计算机程序或文件）
    to start a computer program or file so that you can use it on the screen

noun

户外 outdoors

1. 户外；野外；旷野
   outdoors; the countryside
   1. Children need to play out in the open .
      孩子需要在户外玩耍。

不隐匿 not hidden

2. 公开；非秘密
   not hidden or secret
   1. Government officials do not want these comments in the open .
      政府官员不想公开这些评论。
   2. They intend to bring their complaints out into the open .
      他们想把心中的种种不满公开讲出来。

open 短语动词

open 短语用例

open into/onto sth

1. 通向，通往（他处）
   to lead to another room, area or place

open out

1. 变大；变宽
   to become bigger or wider
   1. She had difficulty keeping her eyes open (= because she was very tired) .
      她连睁开眼睛的力气都没有了。
   2. He was breathing through his open mouth.
      他张着嘴呼吸。

open out (to sb)

1. 不再害羞；大方起来
   to become less shy and more willing to communicate
   1. The pass is kept open all the year.
      通道一年到头畅通无阻。

open up

1. 直抒胸臆；畅所欲言
   to talk about what you feel and think
   1. Leave the envelope open.
      别封上信封。
   2. The bag burst open and everything fell out.
      袋子爆开了，里边的东西都散落出来。
2. 开火
   to begin shooting
   1. Her coat was open.
      她的外衣敞着。
3. 打开（门、容器等）
   to open a door, container, etc.

open sth↔up

open up

1. （使某事物）成为可能，可得到，可达到
   to become or make sth possible, available or able to be reached
   1. an open drain
      一条明沟
   2. people working in the open air (= not in a building)
      在户外作业的人
   3. The hall of the old house was open to the sky.
      旧房子的门厅是露天的。
   4. an open wound (= with no skin covering it)
      开放性伤口
2. 开门；营业；开业
   to begin business for the day; to start a new business
3. 开张；开业
   to start a new business
   1. Is the museum open on Sundays?
      博物馆每星期天都开放吗？
   2. The new store will be open in the spring.
      新商店将在春天开业。
   3. The house had been thrown open to the public.
      这所宅院已向公众开放。
   4. I declare this festival open.
      我宣布庆祝活动开始。
4. 发展；开始发生；出现
   to develop or start to happen or exist; to develop or start sth
5. 张开；裂开；拓展；打开
   to appear and become wider; to make sth wider when it is narrow or closed
   1. an open debate/championship/scholarship
      公开的辩论会；人人可以参加的锦标赛；人人均可申请的奖学金
   2. She was tried in open court (= the public could go and listen to the trial) .
      她被公开审判。
   3. The debate was thrown open to the audience.
      辩论会对听众开放。

open sth↔up

1. 打开；翻开
   to make sth open that is shut, locked, etc.

open 习惯用语

adj.

be an open secret

• 是公开的秘密
  if sth is an open secret , many people know about it, although it is supposed to be a secret

have/keep an open mind (about/on sth)

• 愿意聆听（或接受）意见；（对…）不怀成见；思想开明
  to be willing to listen to or accept new ideas or suggestions

keep your ears/eyes open (for sth)

• （对…）保持警觉；注意；留心
  to be quick to notice or hear things

an open book

• 容易被了解的人；坦率的人
  if you describe sb or their life as an open book , you mean that you can easily understand them and know everything about them

an open invitation (to sb)

• （给…）随时可以来访的邀请
  an invitation to sb to visit you at any time
• 容易引诱人犯罪的行为
  if sth is an open invitation to criminals, etc., it encourages them to commit a crime by making it easier
  1. Leaving your camera on the seat in the car is an open invitation to thieves.
     把摄像机留在汽车座位上无异于开门揖盗。

with open arms

• 热烈地；热情地；诚挚地
  if you welcome sb with open arms , you are extremely happy and pleased to see them

burst open

burst (sth) open

• （使）猛然打开
  to open suddenly or violently; to make sth open in this way
  1. The door burst open.
     门突然开了。
  2. Firefighters burst the door open and rescued them.
     消防队员撞开门，把他们救了出来。

leave the door open (for sth)

• 不把门堵死；保留可能性
  to make sure that there is still the possibility of doing sth

on the open market

• 敞开销售；自由买卖
  available to buy without any restrictions

keep/leave your options open

• 保留选择余地；暂不决定
  to avoid making a decision now so that you still have a choice in the future

v.

open doors for sb

• 为…敞开大门；提供良机
  to provide opportunities for sb to do sth and be successful

open your/sb's eyes (to sth)

• （使人）长见识（或开眼界、认清事实）
  to realize or make sb realize the truth about sth
  1. Travelling really opens your eyes to other cultures.
     旅游真正能使人开阔眼界，认识其他文化。

open your/sb's mind to sth

• （使人）思想开阔，意识到某事
  to become or make sb aware of new ideas or experiences

open the way for sb/sth (to do sth)

• 开方便之门
  to make it possible for sb to do sth or for sth to happen

pour out/open your heart to sb

• 向某人敞开心扉；倾诉衷肠
  to tell sb all your problems, feelings, etc.

the heavens opened

• 下起了倾盆大雨
  it began to rain heavily

open 双语例句

1. 1、 He opened the window and looked out
   他打开窗户往外看。
2. 2、 The Inspector opened the packet of cigarettes
   检查员撕开了那包香烟。
3. 3、 He opened the heavy Bible
   他翻开那本厚厚的《圣经》。
4. 4、 Double click on the icon to open the file.
   双击图标打开文件。
5. 5、 When I opened my eyes I saw a man with an axe standing at the end of my bed
   我睁开眼睛时，看见一个手持斧头的男人站在床尾。
6. 6、 She opened her arms and gave me a big hug.
   她张开双臂，紧紧地拥抱了我。
7. 7、 Good listeners even sit in an open way: relaxed, arms loose
   善于倾听的人甚至坐姿也很坦荡端正：身体放松，双臂自然下垂。
8. 8、 He had always been open with her and she always felt she would know if he lied
   他对她总是坦诚相待，她也一直觉得如果他说谎，自己一定能察觉。
9. 9、 The action is an open violation of the Vienna Convention
   该行为公然违背了《维也纳公约》。
10. 10、 They are open to suggestions on how working conditions might be improved.
    他们愿意就如何改善工作条件听取各种意见。
11. 11、 The system, though well-meaning, is open to abuse
    该制度动机虽好，却易遭滥用。
12. 12、 The truth of the facts produced may be open to doubt
    所摆出事实的真实性仍然值得怀疑。
13. 13、 The rebels have opened the road from Monrovia to the Ivory Coast
    叛乱分子已经开放了从蒙罗维亚到象牙海岸的道路。
14. 14、 The corridor opened into a low smoky room.
    这条走廊通向一间烟雾弥漫的低矮房间。
15. 15、 Officers will also continue their search of nearby open ground.
    警察还将继续在附近的开阔地带搜寻。
16. 16、 Don't leave a child alone in a room with an open fire.
    房间里有裸露的明火时，不要让孩子独处其中。
17. 17、 I opened my coat and let him see the belt.
    我解开外衣，让他看那条皮带。
18. 18、 Banks closed on Friday afternoon and did not open again until Monday morning.
    银行星期五下午关门，直到星期一上午才营业。
19. 19、 They are now ready to open negotiations.
    他们现在已经准备好开始谈判。
20. 20、 The service opened with a hymn
    礼拜仪式从唱圣歌开始。
21. 21、 A photographic exhibition opens at the Royal College of Art on Wednesday
    星期三一个摄影展在皇家艺术学院开幕。
22. 22、 He tried to open an account at the branch of his bank nearest to his workplace.
    他想在自己银行离工作单位最近的网点开一个账户。
23. 23、 There are a wide range of career opportunities open to young people.
    年轻人有各种职业选择机会。
24. 24、 The chief of naval operations wants to open opportunities for women in the Navy
    美国海军作战部长希望能为女兵提供机会。
25. 25、 A recent open meeting of College members revealed widespread dissatisfaction
    最近的一次学会成员公开会上，大家普遍流露出不满情绪。
26. 26、 The offer will remain open until further notice.
    该提议仍然有效，直到另行通知。
27. 27、 Many are sleeping in the open because they have no shelter.
    很多人因为没有栖身之所，只好露宿在外。
28. 28、 The medical service had advised us to keep it a secret, but we wanted it in the open.
    这家医疗机构建议我们保密，而我们却想公开此事。

open 英英释义

noun

1. information that has become public
   1. all the reports were out in the open
   2. the facts had been brought to the surface

   Synonym:    surface

2. a tournament in which both professionals and amateurs may play

3. where the air is unconfined
   1. he wanted to get outdoors a little
   2. the concert was held in the open air
   3. camping in the open

   Synonym:    outdoorsout-of-doorsopen air

4. a clear or unobstructed space or expanse of land or water
   1. finally broke out of the forest into the open

   Synonym:    clear

verb

1. make available
   1. This opens up new possibilities

   Synonym:    open up

2. become available
   1. an opportunity opened up

   Synonym:    open up

3. make the opening move
   1. Kasparov opened with a standard opening

4. cause to open or to become open
   1. Mary opened the car door

   Synonym:    open up

5. become open
   1. The door opened

   Synonym:    open up

6. spread out or open from a closed or folded state
   1. open the map
   2. spread your arms

   Synonym:    unfoldspreadspread out

7. display the contents of a file or start an application as on a computer

8. afford access to
   1. the door opens to the patio
   2. The French doors give onto a terrace

   Synonym:    affordgive

9. begin or set in action, of meetings, speeches, recitals, etc.
   1. He opened the meeting with a long speech

10. start to operate or function or cause to start operating or functioning
    1. open a business

    Synonym:    open up

11. have an opening or passage or outlet
    1. The bedrooms open into the hall

adj

1. ready for business
   1. the stores are open

2. not having been filled
   1. the job is still open

3. openly straightforward and direct without reserve or secretiveness
   1. his candid eyes
   2. an open and trusting nature
   3. a heart-to-heart talk

   Synonym:    candidheart-to-heart

4. without undue constriction as from e.g. tenseness or inhibition
   1. the clarity and resonance of an open tone
   2. her natural and open response

5. affording free passage or view
   1. a clear view
   2. a clear path to victory
   3. open waters
   4. the open countryside

   Synonym:    clear

6. affording unobstructed entrance and exit
   1. an open door
   2. they left the door open

   Synonym:    unfastened

7. affording free passage or access
   1. open drains
   2. the road is open to traffic
   3. open ranks

8. used of mouth or eyes
   1. keep your eyes open
   2. his mouth slightly opened

   Synonym:    opened

9. having no protecting cover or enclosure
   1. an open boat
   2. an open fire
   3. open sports cars

10. (set theory) of an interval that contains neither of its endpoints

11. open and observable
    1. an overt lie
    2. overt hostility
    3. overt intelligence gathering
    4. open ballots

    Synonym:    overt

12. open to or in view of all
    1. an open protest
    2. an open letter to the editor

13. with no protection or shield
    1. the exposed northeast frontier
    2. open to the weather
    3. an open wound

    Synonym:    exposed

14. ready or willing to receive favorably
    1. receptive to the proposals

    Synonym:    receptive

15. accessible to all
    1. open season
    2. an open economy

16. not sealed or having been unsealed
    1. the letter was already open
    2. the opened package lay on the table

    Synonym:    opened

17. not brought to a conclusion
    1. an open question
    2. our position on this bill is still undecided
    3. our lawsuit is still undetermined

    Synonym:    undecidedundeterminedunresolved

18. (of textures) full of small openings or gaps
    1. an open texture
    2. a loose weave

    Synonym:    loose

19. possibly accepting or permitting
    1. a passage capable of misinterpretation
    2. open to interpretation
    3. an issue open to question
    4. the time is fixed by the director and players and therefore subject to much variation

    Synonym:    capablesubject

20. not defended or capable of being defended
    1. an open city
    2. open to attack

    Synonym:    assailableundefendableundefended