open
open
adjective
[with obj.]
be open with
openable
adjective
openness
noun
语源
open up
adjective
- allowing access, passage, or a view through an empty space; not closed or blocked up
开着的
it was a warm evening and the window was open.
那是个暖夜，窗是开着的。
the door was wide open.
门开得很大。
the cupboard's been ripped open.
碗橱已经猛地被打开了。
■(of a container) not fastened or sealed; in a position or with the lid or other covering in a position allowing access to the inside part or the contents
未封的
the case burst open and its contents flew all over the place.
箱子撑了开来，里面的东西撒得满地都是。
■(of a garment or its fastenings) not done up
（衣服或扣子）敞开着的
his tie was knotted below the open collar of his shirt.
他的领带节打在敞开的衬衫领口下面。
■(of the mouth or eyes) with lips or lids parted
（嘴巴或眼睛）张开着的；睁着的
his eyes were open but he could see nothing.
他眼睁着却什么也看不见。
■(Phonetics)(of a vowel) produced with a relatively wide opening of the mouth and the tongue kept low
(语音)（元音）开的
■(Phonetics)(of a syllable) ending in a vowel
(语音)（音节）以元音结尾的
■free from obstructions
无障碍的
the pass is kept open all year by snowploughs.
这条路整年用扫雪车来清除障碍。
■(of the bowels) not constipated
（肠）通畅的
■(of a game or style of play) characterized by action which is spread out over the field
（比赛或游戏）散开的，满场都是的 - [attrib.]exposed to the air or to view; not covered
露天的
an open fire burned in the grate.
壁炉里的盆火。
■(of an area of land) not covered with buildings or trees
空旷的；开阔的
the plans allow increasing numbers of new houses in open countryside.
这些计划会使空旷的乡村里建起越来越多的新房子。
■(of a fabric) loosely knitted or woven
（纺织品）松散的
■(of a goalmouth or other object of attack in a game) unprotected; vulnerable
（球门或比赛中其他争夺的对象）无严密防守的；空虚的；易受攻击的
■(of a boat) without a deck
（船）无甲板的
■[predic.](open to)likely to suffer from or be affected by; vulnerable or subject to
易受影响的；易受攻击的
the system is open to abuse.
这套系统很容易被滥用。
■(of a town or city) officially declared to be undefended, and so immune under international law from bombardment
（城镇或城市）被正式宣布不设防的（所以在受到攻击时受国际法保护）
■with the outer edges or sides drawn away from each other; unfolded
展开的
the trees had buds and a few open flowers.
树上有花苞和一些绽开的花。
■(of a book or file) with the covers parted allowing it to be read
摊开的
she was copying verses from an open Bible.
她正从一本摊开的《圣经》上抄写诗句。
her mind was an open book to him.
他对她的想法了如指掌。
■(of a hand) not clenched into a fist
（手）张开的
■[as complement]damaged or injured by a deep cut in the surface
表面被深深切开的
he had his arm slashed open.
他的手臂被划开了一条大口子。 - [predic.](of a shop, place of entertainment, etc.) officially admitting customers or visitors; available for business
（商店或娱乐场所）开着的，营业着的
the bar was open, but did not seem ready for business.
酒吧是开着，不过好像还没准备好营业。
the shop stays open until 9 p.m.
商店一直营业到晚上九点。
■(of a bank account) available for transactions
（银行账户）可以往来的
■(of a telephone line) ready to take calls
（电话）开通的
our free advice line is open from 8.30 to 17.30.
我们免费咨询热线的开放时间是早上８点半到下午５点半。
■(of a choice, offer, or opportunity) still available; such that people can take advantage of it
（决定、出价或机会等）空缺的；可利用的
the offer is open while stocks last.
只要股市不关，出价还是允许的。
we need to consider what options are left open.
我们需要考虑还有哪些可供选择的可能。 - (of a person) frank and communicative; not given to deception or concealment
坦率的；容易沟通的
she was open and naive.
她坦率而又天真。
I was quite open about my views.
我是非常直言不讳的。
■not concealed; manifest
不隐瞒的；显而易见的
his eyes showed open admiration as they swept over her.
当他们的目光朝她看去的时候他的眼里流露出明显的钦佩。
■[attrib.](of conflict) fully developed and unconcealed
（矛盾）激化的；公开的
the dispute erupted into open war.
争端演变成一场公开的战争。
■involving no concealment, restraint, or deception; welcoming discussion, criticism, and enquiry
开明的；能接受意见、批评和询问的
he outlined the party's commitment to democracy and open government.
他将党的任务概括为建立民主制度和开明政府。 - (of a question, case, or decision) not finally settled; still admitting of debate
（问题、案例和决定等）悬而未决的；容许争议的
students' choice of degree can be kept open until the second year.
学生们可以在第二年再作出对学位的选择。
■(of the mind) accessible to new ideas; unprejudiced
能接受新思想的；开放的；无偏见的
I'm keeping an open mind about my future.
我对我的未来持开放的想法。
■[predic.](open to)receptive to
乐于接受的；愿意考虑的
the union was open to suggestions for improvements.
联盟愿意接受建议来自我完善。
■[predic.](open to)admitting of; making possible
允许的；使可能的
the message is open to different interpretations.
这条信息可以有多种不同的解释。
■freely available or accessible; offered without restriction
对…开放
the service is open to all students at the University.
这项服务对大学里所有的学生开放。
■with no restrictions on those allowed to attend or participate
对参加者不受限制的
an open audition was announced.
听证会被宣布是对外公开的。
■(亦作Open)(of an award or the competition for it) unrestricted as to who may compete
（奖金、比赛等）公开的
each horse had won two open races.
每匹马都赢得过两次公开赛的冠军。
■(亦作 Open)(of a victor) having won a contest with no restrictions upon entrants
（胜利者）赢得公开赛的
■(of a ticket) not restricted as to day of travel
（票子）未注明旅行日期的
■(Brit.)(of a cheque) not crossed
(英)（支票）未划平行线的 - (Music)(of a string) allowed to vibrate along its whole length
(乐)开放的
■(of a pipe) unstopped at each end
（管子）两端不封闭的
■(of a note) sounded from an open string or pipe
（音）弦空的，开放的 - (of an electric circuit) having a break in the conducting path
（电路）开路的 - (Mathematics)(of a set) not containing any of its limit points
(数)（区间）开的
[with obj.]
- move or adjust (a door or window) so as to leave a space allowing access and vision
打开（门或窗）
she opened the door and went in.
她打开门走了进去。
[no obj., in imperative]‘Open up!’ he said.
“打开！”他说。
■[no obj.](of a door or window) be moved or adjusted to leave a space allowing access
（门或窗）被打开
the door opened and a man came out.
门开了，一个男人走了出来。
■undo or remove the lid, cover, or fastening of (a container) to get access to the contents
打开；拧开（盖子）
he opened a bottle inexpertly, spilling some of the wine.
他笨拙地打开了瓶盖，洒出了一些红酒。
■remove the covers or wrapping from
揭开；拆开
can we open the presents now?.
我们现在能拆礼物了吗？。
■part the lips or lids of (a mouth or eye)
张开（嘴巴）；睁开（眼睛）
she opened her mouth to argue.
她张嘴争辩。
■[no obj.](of the mouth of eyes) have the lips of lids parted in this way
（眼睛或嘴巴）张开；睁开
her eyes slowly opened.
她慢慢睁开眼睛。
■improve or make possible access to or passage through
使开通；使开放
the President announced that his government would open the border.
总统宣布他的政府将开放边境。
■cause evacuation of (the bowels)
使肠胃畅通
■[no obj.](open on to/into)(of a room, door, or window) give access to
（房间、门或窗等）通往
the kitchen opened into a pleasant sitting room.
厨房通往舒适的客厅。
■[no obj., with adverbial](of a prospect) come into view; spread out before someone
表明；展现
stop to marvel at the views that open out below.
停下来惊诧于展现在眼底下的景色。
■(Nautical)achieve a clear view of (a place) by sailing past a headland or other obstruction
(航海)避开挡住视线的障碍物而看见
we shall open Torbay shortly.
我们很快就能看见托培了。 - spread out; unfold
展开；打开
the eagle opened its wings and circled up into the air.
老鹰展开双翅盘旋地飞向空中。
the tail looks like a fan when it is opened out fully.
当尾巴完全舒展的时候看上去就像一把扇子。
■[no obj.]be unfolded; spread out to the full extent
开；完全张开
the flowers only open during bright weather.
这些花只有在晴天才会开。
■part the covers of (a book or file) to read it
翻开（书或文件）
she opened her book at the prologue.
她把书翻到序言。
■[no obj.](open out)become wider or more spacious
开阔；展宽
the path opened out into a glade.
这条小路渐渐开阔，延伸到一片沼泽地。 - allow public access to
对外开放
one woman raised $731 by opening her home and selling coffee and tea.
一名女子在自己家出售咖啡和茶叶，筹集到了731美元。
■make available
使可利用，使可得到
the new plan proposed to open up opportunities to immigrants.
新的计划会给移民许多机会。
■make more widely known; reveal
展现；揭露
the move may force the company to open up its plans for the future.
这个行动会迫使公司公开它未来的计划。
■[no obj.](open out/up)become more communicative or confiding
更畅谈；更直言
he was very reserved and only opened out to her slowly.
他非常内向，只对她慢慢袒露心声。
■make (one's mind or heart) more receptive or sympathetic
使（心灵）更善于接受的；更富有同情心的
open your mind to what is going on around you.
要接纳发生在你身边的事。
■(open someone to/up to)make someone vulnerable to
使某人易受到打击
the process is going to open them to a legal threat.
这个过程会使他们受到法律制裁。 - establish (a new business, movement, or enterprise)
开始（新业务、新举措）；开设（新公司）
he opened up a new business.
他开设了一项新业务。
■[no obj.](of an enterprise, especially a commercial one) be established
（企业，尤指商业性的）开设；设立
two new restaurants open this week.
这星期开了两家新餐馆。
■take the action required to make ready for use
开立；打开
they have the £10 necessary to open a savings account.
他们有开立一个储蓄账户所必需的10英镑。
click twice to open a file for the piece of software selected.
双击来打开所选软件的文件。
■[no obj.](of a meeting or a sporting or artistic event) formally begin
（会议、运动会、艺术活动等）正式开始；开幕
the incident occurred just before the Olympic Games were due to open.
事故就发生在奥运会即将开始之前。
■[no obj.](of a piece of writing or music) begin
（文章、乐章等的）开始
the chapter opens with a discussion of Anglo-Irish relations.
这个章节以讨论英国和爱尔兰的关系开始。
■(open up)[no obj.](of a process) start to develop
（过程）开始发展
a new and dramatic phase was opening up.
一个崭新的、戏剧性的阶段马上要开始了。
■ceremonially declare (a building, road, etc.) to be completed and ready for use
用仪式宣布（建筑、道路等）竣工并投入使用
we will have to wait until a new bypass is opened before we can tackle the problem of congestion.
我们要解决堵塞的问题必须先等一条新的支路建成。
■[no obj.](of a shop, place of entertainment, etc.) be officially ready to receive customers or visitors; become ready for business
（商店、娱乐场所等）正式对外营业
the shops didn't open until 10.
商店10点钟才开门。
■(of a counsel in a law court) make a preliminary statement in (a case) before calling witnesses
（法庭上的辩护律师）在传目击证人之前做初步陈述
■(Cricket). another term for open the batting below
(板球)。 同后面 open the batting
■[with obj.](Bridge)make (the first bid) in the auction
(桥牌)开始叫牌 - break the conducting path of (an electric circuit)
（电路）断路
the switch opens the motor circuit.
按下开关断开发动机的电流。
■[no obj.](of an electric circuit or device) suffer a break in its conducting path
（电路或电力设备）断路
- (Open)a championship or competition with no restrictions on who may compete
（对参赛对象没有限制的）公开赛 - an accidental break in the conducting path for an electric current
电流意外断路
be open with
- speak frankly to; conceal nothing from
坦率直言
I had always been completely open with my mother.
我一直在妈妈面前知无不言。
- out of doors; not under cover
户外
■not subject to concealment or obfuscation; made public
公开
we have never let our dislike for him come into the open.
我们从不公开我们对他的厌恶。
- in a court of law, before the judge and the public
在法庭上（面对法官和群众）
- (of a case or argument) admitting no doubt or dispute; straightforward
（案件或争论）一目了然的
- (Cricket)play as one of the pair of batsmen who begin a side's innings
(板球)开球
- 见 door
- 见 eye
- begin to shoot
开火
- 见 mind
- fully aware of the risks and other implications of an action or situation
睁大眼睛（充分认识到风险）
I went into the job with my eyes open—everyone knows what happens to an unsuccessful manager.
我睁大眼睛开始了工作——每个人都知道失败的经理会有什么下场。
- 见 arm
openable
adjective
openness
noun
语源
- Old English open (adjective), openian (verb), of Germanic origin; related to Dutch open and German offen, from the root of the adverb up
open up
- begin shooting
开火
the enemy artillery had opened up.
敌人的炮兵已经开火了。
- accelerate a motor vehicle
加速（机车） - (of a sports player or team) create an advantage for one's side
（运动员，运动队）取得本方的领先
he opened up a lead of 14–8.
他开了个好头，以14比8领先。
考试词汇表
