open
美 [ˈoʊpən]
英 [ˈəʊpən] 
- v.打开;开放;开启;张开
- adj.开放;营业;坦诚;开放的
- n.公开;户外;野外;旷野
- 网络打开文件;开路;开着的
词形变化
第三人称单数:opens 现在分词:opening 过去式:opened 反义词
同义词
英汉双解
开着not closed
1. | 开放的;敞开的allowing things or people to go through |
| A wasp flew in the open window. 一只黄蜂飞进了开着的窗子。 |
| 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 |
| 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。 |
| He was breathing through his open mouth. 他张着嘴呼吸。 |
3. | 展开的;开放的spread out; with the edges apart |
| The flowers are all open now. 花现在都开了。 |
| The book lay open on the table. 书摊开在桌子上。 |
4. | 畅通的;开放的not blocked by anything |
| The pass is kept open all the year. 关口一年到头都是开放的。 |
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 |
| Leave the envelope open. 别封上信封。 |
| The bag burst open and everything fell out. 袋子爆开了,里边的东西都散落出来。 |
| 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 |
| open country(= without forests, buildings, etc.) 空旷的田野 |
| a city with a lot of parks and open spaces 有很多公园和空地的城市 |
| 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 |
| |
| people working in the open air(= not in a building) 在户外作业的人 |
| The hall of the old house was open to the sky. 旧房子的门厅是露天的。 |
| an open wound(= with no skin covering it) 开放性伤口 |
| |
对宾客for customers/visitors
9. | [nubn] 开放;营业if a shop/store, bank, business, etc. isopen , it is ready for business and will admit customers or visitors |
| Is the museum open on Sundays? 博物馆每星期天都开放吗? |
| The new store will be open in the spring. 新商店将在春天开业。 |
| The house had been thrown open to the public. 这所宅院已向公众开放。 |
| 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. isopen , anyone can enter it |
| 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 |
| She was tried in open court(= the public could go and listen to the trial) . 她被公开审判。 |
| The debate was thrown open to the audience. 辩论会对听众开放。 |
11. | [nbn] ~ to sb (比赛、建筑物等)对特定群体开放if a competition, building, etc. isopen to particular people, those people can enter it |
| 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。 |
| The house is not open to the public. 这所住宅不对外开放。 |
备有available
12. | [nbn] ~ (to sb) 可得到;可使用to be available and ready to use |
| What options are open to us? 我们有什么选择? |
| Is the offer still open? 这个报价还有效吗? |
| 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. | ~ (to sth) 易受损害;脆弱likely to suffer sth such as criticism, injury, etc. |
| The system is open to abuse. 这项制度容易被滥用。 |
| 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 |
| |
| |
| their open display of affection 他们的公开示爱 |
| 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 |
| She was always open with her parents. 她总是与父母无话不谈。 |
| He was quite open about his reasons for leaving. 他对离开的原因完全未加隐瞒。 |
16. | ~ to sth 思想开明的;不固执己见的willing to listen to and think about new ideas |
| 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. | ~ (to sth) 未决定的;待决定的not yet finally decided or settled |
| The race is still wide open(= anyone could win) . 赛跑胜负未定。 |
| The price is not open to negotiation. 价格不容商议。 |
| Some phrases in the contract are open to interpretation. 合同中的某些条文容有不同诠释。 |
| Which route is better remains an open question(= it is not decided) . 哪条路线较好尚待决定。 |
| 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 |
语音学phonetics
19. | 开的;开口的produced by opening the mouth wide |
门窗;盖子door/window/lid
1. | [t] ~ sth 开;打开;开启to move a door, window, lid, etc. so that it is no longer closed |
| Mr Chen opened the car door for his wife. 陈先生为妻子打开车门。 |
2. | [i] 打开;(使)开to move or be moved so that it is no longer closed |
| The door opened and Alan walked in. 门开了,艾伦走了进去。 |
容器;包container/package
3. | [t] ~ sth 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 |
| Shall I open another bottle? 要不要我再开一瓶? |
| He opened the letter and read it. 他拆开信读起来。 |
眼睛eyes
4. | [t][i] ~ (sth) 睁开if youopen your eyes or your eyesopen , you move your eyelids upwards so that you can see |
嘴mouth
5. | [t][i] ~ (sth) 张开if youopen your mouth or your mouthopens , you move your lips, for example in order to speak |
| He hardly ever opens his mouth(= speaks) . 他几乎从不开口。 |
书籍book
6. | [t] ~ sth 打开;翻开to turn the cover or the pages of a book so that it is no longer closed |
| Open your books at page 25. 把书翻到第 25 页。 |
展开spread out
7. | [i][t] 展开;打开to spread out or unfold ; to spread sth out or unfold it |
| What if the parachute doesn't open? 降落伞打不开怎么办? |
| The flowers are starting to open. 花开始绽放了。 |
| Open the map on the table. 把地图摊在桌子上。 |
| He opened his arms wide to embrace her. 他张开双臂拥抱她。 |
边界;道路border/road
8. | [t] ~ sth 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 |
| When did the country open its borders? 这个国家是何时开放边界的? |
| 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. | [i][t] 开始营业;开业;开门to start business for the day; to start business for the first time |
| What time does the bank open? 这家银行什么时候开门? |
| The company opened its doors for business a month ago. 该公司一个月前开业。 |
10. | [i] 开始接待to be ready for people to go to |
| The new hospital opens on July 1st. 这家新医院七月一日开诊。 |
| When does the play open? 这个剧什么时候上演? |
开始某事start sth
11. | [t] 着手;开始to start an activity or event |
| 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。 |
| The police have opened an investigation into the death. 警察已开始对这桩命案进行调查。 |
| Troops opened fire on(= started shooting) the crowds. 军队向人群开火了。 |
| They will open the new season with a performance of ‘Carmen’. 他们将以上演《卡门》来开启新的戏剧季。 |
12. | [i] ~ (with sth) 以…开篇;以…开头to start in a particular way |
| The story opens with a murder. 这个故事以谋杀案开始。 |
以仪式with ceremony
13. | [t] ~ sth 为(建筑物)揭幕;宣布启用to perform a ceremony showing that a building can start being used |
| The bridge was opened by the Queen. 女王为大桥开通揭幕。 |
计算机技术computing
14. | [t][i] ~ (sth) 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 |
户外outdoors
1. | 户外;野外;旷野outdoors; the countryside |
| 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 |
| Government officials do not want these comments in the open . 政府官员不想公开这些评论。 |
| 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。 |
习惯用语
be an open secret
是公开的秘密if sth isan 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(或事)if you describe sb or their life asan 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 isan open invitation to criminals, etc., it encourages them to commit a crime by making it easier
| Leaving your camera on the seat in the car is an open invitation to thieves. 把照相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 sbwith open arms , you are extremely happy and pleased to see them
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/sbs 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
| 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/sbs 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
英汉解释
adj. | 1. 开着的,开放的;可进入的,可分享的 (to);无盖的,敞口的;敞开的;展开的;开的;开阔的,开旷的,广漠的 3. 宽大的,豪爽的,豁达的;易受...的 (to);议论自由的,有议论余地的;未决定的;未决算的;取舍自由的,选择自由的;【军】不设防的 5. (商店,展览会等)开着的;(戏院)开演着的;活动着的 6. 〈美〉无法律限制的,公许的,(赌场)不受禁止的;不征收关税[通行税等]的,(港)自由的 8. 【语】开口音的;末尾为母音音节的;【乐】不用指按的,开键的;空弦的 9. 有空的,有空隙的;(针织品)粗疏的;【印】版面疏松的 10. (河等)没有冰凉的;冰雪不厉害的,(天气)温和的 |
n. | |
v. | 1. 开;打开;【医】切开,割开(腹部等);开垦,开发,开辟,启发 2. 公开,开放;张开(翅膀),伸开,展开;【军】疏开(队列);开始;开立;开设 8. 开;张开;裂开;(花)开;(疮等)开口;变广(大);(知识等)发达;广阔地展开;(门,窗等)通向 (to into) 朝,向 (on) 9. 开始 (with) (猎狗嗅出鸟兽)吠起来;〈蔑〉(人)开口,说起话来 |
英英解释
adj. | |
v. | 5. if a new business, building, etc. opens, or if someone opens it, it becomes available for people to use for the first time; if something that has been private or secret opens, or if someone opens it to people, it becomes available for people to visit, see, or take part in; if a movie or play opens, it starts being shown to the public; if a road, telephone line, or other method of communication opens, or if someone opens it, it becomes available for people to use; if a famous person opens a store or public building, they appear there to say that it is officially available for people to use or visit |
例句
Standing at the side of the bed, near the headboard, flips the bottom sheet open across the bed.
站在床的一边,抛床单,而后展开到整个床上。
V- shaped bar bent to a half- circle is attached to the body , close to the front of the disc in full open position .
一个V形杆弯曲成半圆状附加在阀体上,在阀门处于全开状态时紧靠阀瓣前部。
You've got to keep your eyes open and mind sharp to get ready to jump at any chance.
还要睁大眼睛,保持头脑机敏,随时准备抓住任何机遇。
The particular claims define the shape of that key; much like a physical key is used to open a lock in a door.
这些特定宣告会定义该金钥的形状,就像是用来开启门锁的实体钥匙。
The boys grew up, and Esau became a skillful hunter, a man of the open country, while Jacob was a quiet man, staying among the tents.
两个孩子渐渐长大,以扫善于打猎,常在田野;雅各为人安静,常住在帐棚里。
Even more important, the internet is an open platform, rather than one built for a specific service, like the telephone network.
互联网是一个开放平台,而非专为某一种特定服务而建(如电话网),这点更为关键。
However, John does believe that his character would not return, but he would be open to suggestions.
但是,约翰说他的角色应该不会再出现了,但是他会为剧组提些意见。
She had obtained private intelligence that Mr. Darcy did not wish for cards; and Mr. Hurst soon found even his open petition rejected.
她早就看出达西先生不想打牌,因此赫斯脱先生后来公开提出要打牌也被她拒绝了。
Sheep Head, Morocco. After it has been sitting in the open amongst the flies all day, bring it home and boil it up into a soup.
产自摩洛哥,把放在外面一整天、围满苍蝇的羊头带回家煮汤,然后……
I left Elton John's and a hefty number of half-naked chicks with their mouths open in order to hang out with you at Christmas.
我离开EltonJohn家,那边有一大群半身赤裸的少女张着她们的嘴只为了能和你在圣诞节混混。
I sat down at her desk, picked up a newspaper and started reading. Suddenly I heard the wooden door of the outside room open with a squeak.
我在她桌前坐下,随手拿起一张报纸来看,忽然听见外屋板门吱地一声开了。
What you may fail to understand is the speed with which democracies can shift their attitude from the open hand to the clenched fist.
但你也许未能理解的是,民主国家的态度能快速地从张开的手转变为攥紧的拳头。
And, ask your pharmacist to put your medicine in large, easy-to open containers with large-print labels.
最后,让你的药剂师将药放在大的,容易打开的容器里,并贴上用大号铅字排印的标签。
An open, usually four-sided area at the intersection of two or more streets, often planted with grass and trees for use as a park.
街区;位于两个或者更多街道交叉口的一种开放的,通常是四边的区域,以种植草木用于公园装饰
A man on his deathbed called his wife and instructed her to open a wooden box under his bed.
一男病得快死了,叫他老婆在他床底下找出一个盒子,并示意她打开。
But when he came out, the parrot was sitting in the cage. The door was open.
但当他出来的时候,鹦鹉正在笼子里,笼门还开着。
Her incredible size allows her to play some minutes in the power forward position but she prefers a more open game.
她令人惊讶的高大身材使她可以随意胜任大前锋的位置,她是她更喜欢作为一名后卫去打开放灵活的比赛。
It's getting me back to the open, no-rules art that I started with which has been a nice change.
他让我思维开阔,艺术的无约束性得到了很大的改变。
She showed them the rooms, and what a beautiful house it was; but she did not open the door of the little room.
她带朋友们观看了许多房间,房子确实很豪华。但是,她没有打开那间小屋的门。
Members of Gongmeng, also known as the Open Constitution Initiative, said it had paid slightly late, but in full.
公盟成员称,他们只是略晚于规定时间缴纳税款,但当时就已经缴清了全部税款。
Then I began to think how to open a discussion with Willatale.
然后我开始考虑怎样引入与薇拉塔勒交谈的话题。
He liked to open to a mind unacquainted with the world glimpses of its scenes and ways.
他喜欢向一个没见过世面的心灵透露一点世界上的情景和风气。
Deep in the earth, however, pressures are so great that open spaces of any kind are obliterated.
但是在地下深部,由于压力太大,使得任何类型的孔隙都归于消失。
Louis Moore sat at his desk, turning the leaves of a book open before him, and marking passages with his pencil.
路易斯·穆尔坐在书桌边,翻着摊开在他面前的一本书,手里拿着铅笔在书上做记号。
Now in the great open quiet of the hills they felt a constraint and fear even through their fatigue.
现在到了这一大片无遮无掩,鸦雀无声的山地上,他们疲惫之中却总不免有一种提心吊胆之感。
As you walk to the doors they automatically open, and as you enter they automatically close after you.
你走到大门,门就自动开了;而在你进门之后,门就在你身后自动关上了。
An old man was lying there, with his eyes open.
一位老人睁着两只眼睛躺在那里。
She was chilled by the late October air coming through the open window.
她被从敞开的窗子吹进的10月末的空气凉透了。
Seeming friends are often more to be dreaded than open enemies.
表面上的朋友比公开的敌人更可怕。
Firefighters burst the door open and rescued them.
消防队员撞开门,把他们救了出来。
He stooped down and held his mouth open over the water. The waves broke into it as if it had been a cave.
他弯下腰,张开嘴,把嘴放在水面上。仿佛它是个山洞,海水向里涌去。
When the railroad lands about Bonneville had been thrown open, there had been almost a rush in the matter of settlement.
当波恩维尔那一带铁路公司的土地开放时,人们简直一窝蜂似的争先恐后的来安家。
It was the talk, I knew, that always had generated my old memories of any open friction between Mama and Grandma.
在我的记忆中,妈妈和外婆很少公开顶撞,而我仅记得的这种情况往往总是由这一话题引起的。
The doors of the public houses were open and full of light, men passed in and out in a continual stream.
小酒店全开着,灯火通明,人群进进出出川流不息。
The moment the door was open, people began to pack into the hall.
门一打开,人们就涌进了大厅。
I'm young in war, but not so young as to stand on an open beach to be shot down like an owl, by daylight.
我打仗没经验,可还没嫩到象只夜猫子,大白天站在光秃秃的湖滩地上,让人用枪打死。
The children left the tent to kip out in the open.
孩子们离开帐篷到露天睡觉。
They reached the corner house in an angle of a dismal street, through the open door of which two men had just gone in.
他们走到一条阴森森的街道拐角上的房子,两个男人刚从敞开的大门走了进去。
The secrets of the President and the Cabinet, as well as of the Senate and the House of Representatives, seemed to be open to him.
总统和国务院的秘密以及参议院和众议院的秘密,好象对他都是公开的。
Through the open windows of the apartment stole the evening air, bearing the perfume of flowers from the garden.
夜风透过屋子敞开的窗户袭来,带来了园子里的花香。
It is across this open country, down into the next valley and above the timber at the head of the stream.
穿过这片空地,走下前面那个山谷,到这小溪源头那片树林高处就是。
Deacon Euphrates had been assigned to be early in the line and the first to open an account.
派给迪肯·尤弗雷茨的角色是在队里打头阵,银行一开门第一个进去开立帐户。
"Detroit, " he said, "is where we shall open our first office. "
“德垂欧特”他说:“我们要在底特律开设第一个诊所。”
The company's books are open to the union, and the union is directly consulted by each division in preparing its six-month operating plan.
公司的账簿全部对工会公开,在制定6个月业务计划的过程中,每个部分都直接地征询工会的意见。
Her mother started when she heard the door open.
她母亲听到门开了,吓了一跳。
He had time to discover that the name of Griffiths in Lycurgus was one that would open the door of Lycurgus exclusive circles.
他已经有这么多时间足以发现格里菲思这个姓是敲开莱科格斯上流社会大门的敲门砖。
The company plans to open another flagship store in Beijing.
这家公司计划在北京再开一家旗舰店。
The door opened with a creak. ; The door squeaked open.
门呀的一声开了。
Fully one-half of the buried city, perhaps, is completely exhumed and thrown open freely to the light of day.
这地下城,大约有整整半座完全发掘出来了,没遮没拦地暴露在光天化日下。
Since we are on the subject, we may as well open our minds to each other in a man-to-man way.
既然我们已经谈到了这个问题,那就让我们以男子汉对男子汉的方式开诚布公地谈一谈吧。
Since his arrival in Denver, Iverson has been saying that Anthony is like the Christmas present he has not been allowed to open.
自从来到丹佛之后,就像是他一直还没有被允许拆封的圣诞节礼物。
shall during business hours on any day during that period be open to the inspection of any member or creditor of the company without charge.
须在该段期间内任何一日的营业时间内,免费供任何公司成员或公司债权人查阅。
Perhaps not immediately, but a push to open up overseas trading of China's notoriously restricted currency does seem to be underway.
可能现在还没有,但人民币看来的确是正在推动海外交易放开。
She was afraid to open it because she was positive that it would take the rest of her life to pay it off.
她不敢看,因为她确信,治病的费用将会花费她整个余生来偿还。
But what about the deeper question of whether businesses' own data might be better exploited if it was open?
那么商业数据源后是否能够更好地得到开发这个更深层次的问题又如何解答呢?
Open your eyes and take in all the beauty around you. Even during the worst of times, there's still much to be thankful for.
睁开双眼,把身边的美好事物都纳入眼里。尽管在你最糟糕的时期,仍然有很多值得你感谢的事情。
The grid is already more open to cyber attacks than it was just a few years ago.
今天的电网已经比几年前的电网更容易收到网络攻击了。
It's me, Carlo Ancelotti, director Ariedo Braida and a few of the players. If he ever gets lonely in London, our door is always open.
前去拜访的人有我,卡尔洛·安切洛蒂和布拉伊达以及一些球员。如果他在伦敦感到孤独,我们的大门随时都是敞开的。
But if you're the right type of person to do it, a whole new world of vertical fun will open up.
不过,如果你是适合攀岩的人,一个垂直乐趣的新世界将会从此展开。
Bush admitted that, growing up in Texas, he had not been as open to elements of America's diverse culture.
布什承认,因为在德州长大,所以他对美国多元文化的构成不够敏感。
The famous doctor, Hua Tuo came to take a look and said that he would have to open up his head and take out the tumor inside.
当时著名的医生华佗来给曹操看病,说他可以开颅取出曹操脑袋里的赘瘤。
My love for you to open, like white lightning across the sky; my love for you, as a body with red blood . . .
我的爱为你开启,像白色的闪电划破天际;我的爱为你奔驰,像红色的血液充满身体…
Yes, I said The Kids Open Dictionary Builder, and I typed it just as the name appears on the Creative Commons blog.
是的,我指的就是这个网络工具,我只在它出现在一般的创作型网站上出现时向它输入东西。
Even somehting as basic and profound as "Don't chew with you mouth open" is not as widely accepted as you might think.
甚至像“不要张着嘴咀嚼”这样基本而深奥的道理,也并不像你想象的那样广为接受。
But the point remains: Open APIs and a bit of imagination open up a whole new world of applications and possibilities.
但是核心思想已经体现出来了:开放的API加上一些想象开辟了一个全新的应用程序世界和无限可能。
Slowly open your eyes and resume what you were doing.
慢慢睁开双眼,重新开始工作。
The locked door flew open and with it a rush of memories.
锁着的门突然打开了,匆匆的回忆。
He still did not open his eyes, just listened as she struggled back into her pants, lay there as she wiped him gently with a tissue.
他依旧没有睁开眼睛,只是听着她吃力地穿上裤子。他躺在那里,科琳用纸巾轻轻地擦拭着他的腿。
The next night when she stood by the open window and looked up through the sea, she thought she could hear the bells ringing.
第二天晚上,她站在开着的窗户边,透过海水朝上望着的时候,她认为她能够听到钟的响声。
I believe that someday this door will open for me, if I did not that day, I would sincerely hope that the doors after you.
我相信总有一天这门会为我打开,如果真没有那一天,我会衷心地祝愿门后的你。
These were the things uppermost in my mind, and I could open my mouth upon neither without black ungenerosity.
有两件事首先浮在我的心头,要是我开出口来,没有一件不显得我十足的胸襟狭窄。
When my parents split up, it was all very adult and open.
我父母离异时,事情处理得很成熟、很开放。
This was fair enough, though it gave no reason for optimism, for it kept all options open.
这态度很公正,虽然它没有给人以乐观的真正理由,因为它对任何选择都未置可否。
His yellow rags of shirt lay open at the throat and showed his body to be withered and worn.
从他的黄色衬衣里露出了他的喉结,显示他的身体已经干瘪而且衰朽。
Then the doors of the hall flew open, and showed the whole splendor of a court.
大厅的门一打开,显赫壮观的宫廷景象展现出来了。
The bank that's been scoffed is open now.
被抢劫过的那家银行现在开门营业了。
He plans to open a small franchise store in his hometown.
他打算在家乡开一家小加盟店。
Very early in the century experimenters using open-throat wind tunnels found their tunnels giving very pessimistic results.
在本世纪初期,实验工作者发现用开口风洞得出的结果偏于保守。
The open would with separated surfaces, which must cover itself with large amounts of exposed granulation tissue.
表面裂开的开放伤口,其上面须覆盖大量暴露的肉芽组织。
The question was open as to what shape of lens would so focus in the coming rays.
什么形状的透镜能起这样的聚焦作用,还是一个没有解决的问题。