be on edge
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idiom

be on edge

感到紧张，焦虑或容易被激怒
Meaning
to be nervous, tense, or easily upset
Example
She’s been **on edge** all day waiting for the results.
她整天都在**焦虑**地等待结果。
idiom

break the glass ceiling

克服障碍或限制，尤其是在职业或个人进步方面
Meaning
to overcome a barrier or limitation, particularly in career or personal advancement
Example
She was the first woman in the company to **break the glass ceiling** and become a senior manager.
她是公司中第一个**打破玻璃天花板**并成为高级经理的女性。
idiom

Bring peace to

在某种情况下恢复平静或安宁。
Meaning
To restore calm or tranquility in a situation.
Example
Her kind words helped **bring peace to** the argument.
她的好话帮助**带来了平和**的争论。
idiom

blow away the cobwebs

在不活跃后让身心焕然一新
Meaning
to refresh one’s mind or body after inactivity
Example
A short walk helped me **blow away the cobwebs**.
一次短暂的散步帮助我**焕然一新**。
idiom

Break like the wind

快速移动或经过；有时带有幽默意味。
Meaning
To move or pass quickly; sometimes used humorously.
Example
He ran **like the wind** to catch the bus.
他像风一样跑去赶公交车。
idiom

burn the midnight oil

工作到深夜
Meaning
to work late into the night
Example
She **burned the midnight oil** to finish her project.
她为了完成她的项目，工作到深夜。
idiom

Baptism of fire

一个人在新工作或角色中的第一次困难经历。
Meaning
A person’s first difficult experience in a new job or role.
Example
Her first week as manager was a real **baptism of fire**.
她作为经理的第一周是一个真正的**火的洗礼**。
idiom

better safe than sorry

谨慎总比冒险后悔要明智。
Meaning
It’s wiser to be cautious than to take risks and regret later.
Example
I always double-check the locks — **better safe than sorry**.
我总是仔细检查锁 — 谨慎总比事后后悔好。
idiom

bootstrapping

在没有外部资金的情况下建立业务
Meaning
building a business without external funding
Example
He started his company through **bootstrapping**, using only his savings.
他通过**bootstrapping**创办了自己的公司，只使用了自己的储蓄。
idiom

battle of wills

双方都拒绝让步的冲突
Meaning
a conflict where both sides refuse to give up
Example
It became a **battle of wills** between the manager and the team leader.
它变成了经理和团队领导之间的**意志之战**。
idiom

behind bars

在监狱里
Meaning
in prison
Example
The murderer will spend the rest of his life **behind bars**.
谋杀犯将余生都在监狱里度过。
idiom

bury the lead

隐藏故事中最重要的部分
Meaning
to hide the most important part of the story
Example
Don’t **bury the lead**—mention the main point first.
不要**埋没重点**—首先提到主要点。
idiom

blind justice

不受外部因素影响的公正正义
Meaning
justice that is impartial and not influenced by external factors
Example
**Blind justice** treats everyone the same, regardless of wealth or status.
**盲目的正义** 对每个人一视同仁，不论财富或地位。
idiom

believe you can

相信自己能做到的心态
Meaning
to have the mindset that you are capable of doing something
Example
If you **believe you can**, you’re halfway there.
如果你相信自己能做到，你就已经成功一半了。
idiom

breathe in

深呼吸
Meaning
to inhale air deeply
Example
Take a moment to **breathe in** before you speak.
在说话之前，花一刻钟深呼吸。
idiom

bite the dust

失败或被打败
Meaning
to fail or be defeated
Example
Several small startups **bit the dust** last year.
去年有几家小型初创公司**失败了**。
idiom

bend over backwards

付出巨大努力帮助或取悦某人
Meaning
to make a great effort to help or please someone
Example
She **bent over backwards** to make the event successful.
她竭尽全力使活动成功。
idiom

big mouth

一个说太多话或泄露秘密的人
Meaning
someone who talks too much or reveals secrets
Example
Don’t tell him anything — he’s got a **big mouth**.
别告诉他任何事情 — 他有一个**大嘴巴**。
idiom

be your own biggest fan

欣赏并相信自己
Meaning
to appreciate and believe in yourself
Example
You should **be your own biggest fan** to stay motivated.
你应该成为自己最大的粉丝，以保持动力。
idiom

bite the bullet

决定做一些困难或令人不愉快的事情，之前一直拖延或犹豫不决
Meaning
to decide to do something difficult or unpleasant that one has been putting off or hesitating about
Example
I decided to **bite the bullet** and finish my homework.
我决定**咬子弹**并完成我的作业。
idiom

better luck next time

用来鼓励失败的人
Meaning
used to encourage someone who has failed
Example
**Better luck next time**! You almost won.
下次好运！你差点赢了。
idiom

blackout

暂时失去意识
Meaning
to lose consciousness temporarily
Example
He suddenly **blacked out** during the match.
他在比赛中突然**晕倒**。
idiom

breeze through

轻松地做某事，几乎不费力气
Meaning
to do something easily and with little effort
Example
She managed to **breeze through** the exam without any problems.
她轻松地通过了考试，没有遇到任何问题。
idiom

burning the midnight oil

熬夜工作
Meaning
working late into the night
Example
She’s been **burning the midnight oil** to finish the report.
她为了完成报告，一直在熬夜工作。
idiom

blind date

两个从未见过面的人之间的浪漫约会
Meaning
a romantic meeting between two people who have never met before
Example
She met her boyfriend on a **blind date**.
她是在一次相亲中遇到她的男朋友的。
idiom

burning with envy

感到强烈的嫉妒
Meaning
feeling intense jealousy
Example
She was **burning with envy** when she heard about his promotion.
当她听说他的晋升时，她感到非常嫉妒。
idiom

beta test

在正式发布之前测试产品
Meaning
to test a product before official release
Example
We are going to **beta test** our app next week.
我们将在下周进行我们的应用程序测试。
idiom

birds of a feather flock together

有相似兴趣或性格的人往往会成为朋友。
Meaning
People who have similar interests or personalities tend to be friends.
Example
John and Mike are always together; well, **birds of a feather flock together**.
约翰和迈克总是在一起；俗话说，物以类聚，人以群分。
idiom

back on one’s feet

恢复并再次变得健康
Meaning
to recover and be healthy again
Example
After a few days of rest, he’s finally **back on his feet**.
休息几天后，他终于**恢复过来**。
idiom

ballpark figure

一个近似的估算或数字
Meaning
an approximate estimate or number
Example
Can you give me a **ballpark figure** for the project cost?
你能给我一个项目成本的**近似估算**吗？
idiom

Be all ears

非常专心地听。
Meaning
To listen very attentively.
Example
I’m **all ears**, tell me what happened!
我**全神贯注**，告诉我发生了什么!
idiom

better late than never

做某事迟做总比根本不做要好
Meaning
it’s better to do something late than not do it at all
Example
**Better late than never** – he finally apologized.
**迟做总比不做强** – 他终于道歉了。
idiom

by the skin of your teeth

勉强完成某事
Meaning
to just barely manage to do something
Example
He passed the exam **by the skin of his teeth**.
他勉强通过了考试。
idiom

blind experiment

一种不让参与者知道某些信息以避免偏见的测试
Meaning
a test conducted without participants knowing certain information to prevent bias
Example
The scientists conducted a **blind experiment** to ensure accuracy.
科学家们进行了一项**盲实验**以确保准确性。
idiom

behind schedule

比计划或预期的时间晚
Meaning
later than planned or expected
Example
The flight is **behind schedule** because of the storm.
航班因暴风雨而**延误**。
idiom

Be as good as your word

Zuò nǐ suǒ chéngnuò de shì.
Meaning
To do what you promised to do.
Example
He said he’d help and he’s **as good as his word**.
Tā shuō tā huì bāngzhù, ér tā **rú tā de huà yīyàng hǎo**.
idiom

blow one’s top

突然变得非常生气
Meaning
to suddenly become very angry
Example
He **blew his top** when he saw the mistake.
当他看到错误时，他非常生气。
idiom

break down the problem

逐步分析一个问题
Meaning
to analyze a problem step by step
Example
Let’s **break down the problem** to understand it better.
让我们逐步分析这个问题，以便更好地理解它。
idiom

botnet

一组感染了恶意软件的计算机网络，能够被黑客远程控制
Meaning
a network of computers infected with malware that are controlled remotely by a hacker
Example
The hacker used the **botnet** to launch a massive DDoS attack on the server.
黑客利用**僵尸网络**发动了大规模的DDoS攻击。
idiom

black and white

明确界定；没有混淆或模糊
Meaning
clearly defined; without confusion or ambiguity
Example
The contract terms are **black and white**.
合同条款非常清晰。
idiom

book someone

正式指控某人犯罪
Meaning
to officially charge someone with a crime
Example
The police **booked** him for theft.
警察因盗窃指控了他。
idiom

bat around

随意讨论想法
Meaning
to discuss ideas casually
Example
We spent the afternoon **batting around** marketing themes.
我们花了一下午的时间讨论营销主题。
idiom

bottle up emotions

把感情保留在内心，不表达出来
Meaning
to keep feelings inside and not express them
Example
He tends to **bottle up his emotions**, which isn't healthy in the long run.
他倾向于**压抑自己的情绪**，这从长远来看不健康。
idiom

bad luck

不幸或运气差的情况
Meaning
unfortunate or unlucky situation
Example
It’s just **bad luck** that it rained on our picnic day.
只是**运气不好**，在我们的野餐日下雨了。
idiom

bosom friends

非常亲密和亲切的朋友
Meaning
very close and intimate friends
Example
They have been **bosom friends** since childhood.
他们从小就是非常亲密的朋友。
idiom

bring to the table

贡献一些有用或有价值的东西
Meaning
to contribute something useful or valuable
Example
Each team member **brings something unique to the table**.
每个团队成员**带来一些独特的东西**。
idiom

build brand loyalty

建立对品牌的长期信任和依赖
Meaning
to create long-term trust and attachment to a brand
Example
Consistent quality helps **build brand loyalty** among customers.
持续的质量帮助在客户中建立品牌忠诚度。
idiom

Behind the curve

相比竞争对手，处于落后或发展较慢的状态。
Meaning
To be less advanced or slow compared to competitors.
Example
Our company is **behind the curve** in adopting AI technologies.
我们的公司在采用人工智能技术方面落后于竞争对手。
idiom

Batten down the hatches

为困难或危险的情况做好准备。
Meaning
To prepare for a difficult or dangerous situation.
Example
We’d better **batten down the hatches**; a storm is coming.
我们最好做好准备；风暴来了。
idiom

busy as a bee

非常活跃或勤奋
Meaning
very active or hardworking
Example
She’s **as busy as a bee** preparing for the wedding.
她正在为婚礼**像蜜蜂一样忙碌**。
idiom

bring up

抚养或照顾一个孩子直到成年
Meaning
to raise or care for a child until adulthood
Example
She was **brought up** by her grandparents.
她是由她的祖父母抚养长大的。
idiom

burned out

因过度工作而完全疲惫
Meaning
completely exhausted or tired due to overwork
Example
After months of overtime, she felt **burned out**.
经过几个月的加班后，她感到筋疲力尽。
idiom

burst into tears

突然开始哭泣
Meaning
to suddenly start crying
Example
She **burst into tears** after hearing the bad news.
她听到坏消息后**突然哭了起来**。
idiom

backdoor entry

一种秘密或非官方的方式进入某物
Meaning
a secret or unofficial way to access something
Example
Hackers found a **backdoor entry** into the company’s database.
黑客找到了公司数据库中的**后门入口**。
idiom

back up

支持或备份重要数据
Meaning
to support or to make a copy of important data
Example
Can you **back up** my explanation during the meeting?
你能在会议期间支持我的解释吗？
idiom

bust someone

逮捕或抓住某人做非法的事情
Meaning
to arrest or catch someone doing something illegal
Example
The officer was able to **bust someone** for selling drugs.
警察成功地逮捕了一个卖毒品的人。
idiom

back to square one

重新开始
Meaning
to start over again
Example
After the computer crashed, I had to go **back to square one** with my report.
电脑崩溃后，我不得不重新开始我的报告。
idiom

be a person of your word

成为一个遵守承诺的人
Meaning
to be someone who keeps their promises
Example
She is truly **a person of her word**, always doing what she says.
她真的是一个信守承诺的人，总是做她说的事情。
idiom

brick by brick

逐步而稳定地实现某事
Meaning
to achieve something gradually and steadily
Example
He built his business **brick by brick**.
他一点一点地建立了自己的事业。
idiom

be at the helm

负责或控制某事
Meaning
to be in charge of or control something
Example
He was **at the helm** of the company when it became successful.
他在公司成功时**掌舵**。
idiom

brainstorm

在小组讨论中生成许多创意想法
Meaning
to generate many creative ideas in a group discussion
Example
Let’s **brainstorm** some ideas for our next campaign.
让我们为我们的下一个活动产生一些想法。
idiom

Bursting at the seams

非常满或拥挤。
Meaning
To be very full or crowded.
Example
The store was **bursting at the seams** during the sale.
商店在促销时非常拥挤。
idiom

blow your own trumpet

吹嘘或炫耀自己的成就
Meaning
to boast or brag about your achievements
Example
He never stops **blowing his own trumpet** about his success.
他从不停止**吹嘘自己的成功**。
idiom

blow your mind

极大地打动或震撼某人
Meaning
to impress or amaze someone greatly
Example
The new AI technology will **blow your mind**.
新的人工智能技术将让你震惊。
idiom

burn your fingers

因不好的决定或错误而遭受痛苦
Meaning
to suffer because of a bad decision or mistake
Example
He **burned his fingers** by trusting the wrong person.
他因为信错了人，**烧了自己的手指**。
idiom

Born in the barn

有坏习惯或缺乏社交礼仪。
Meaning
To have bad manners or lack social etiquette.
Example
Close the door! Were you **born in the barn**?
关上门！你是在谷仓里出生的吗？
idiom

Building castles in the air

有不切实际或不实际的计划或梦想。
Meaning
To have unrealistic or impractical plans or dreams.
Example
She’s always **building castles in the air**, dreaming of a perfect world.
她总是在**空中建造城堡**，梦想着一个完美的世界。
idiom

buckle down

开始认真工作
Meaning
to start working seriously
Example
If you want to pass the exam, you’d better **buckle down** and study.
如果你想通过考试，你最好**buckle down**并开始学习。
idiom

bosom friend

一个非常亲密和值得信赖的朋友
Meaning
a very close and trusted friend
Example
We’ve been **bosom friends** since childhood.
我们从小就是非常要好的朋友。
idiom

blossom into something

随着时间的推移发展或变得成功
Meaning
to develop or become successful over time
Example
She **blossomed into** a confident and skilled leader.
她变成了一个自信且熟练的领导者。
idiom

blow out of proportion

夸大或过度陈述某事
Meaning
to exaggerate or overstate something
Example
The media **blew the story out of proportion**.
媒体把故事夸大了。
idiom

blue chip

一个历史悠久且财务稳健的公司
Meaning
a well-established and financially sound company
Example
He prefers to invest in **blue chip** stocks for stability.
他更喜欢投资**蓝筹**股票以获得稳定性。
idiom

brush aside

把某事视为不重要并置之不理
Meaning
to dismiss something as unimportant
Example
Management **brushed aside** the rumors during the briefing.
管理层在简报中**无视**了这些谣言。
idiom

beyond one’s comprehension

太难以理解
Meaning
too difficult to understand
Example
Quantum physics is **beyond my comprehension**.
量子物理学**超出了我的理解范围**。
idiom

bolt from the blue

一个突然和意想不到的事件
Meaning
a sudden and unexpected event
Example
The project cancellation came as a **bolt from the blue**.
项目的取消就像晴天霹雳一样。
idiom

beyond the pale

超出可接受的规则或标准
Meaning
outside acceptable rules or standards
Example
His behavior was **beyond the pale**.
他的行为超出了可接受的范围。
idiom

burn a hole in one's pocket

很快或不负责任地花钱
Meaning
to spend money quickly or irresponsibly
Example
After receiving his bonus, he couldn't resist and **burned a hole in his pocket** by buying a new car.
收到奖金后，他忍不住买了一辆新车，把钱都花光了。
idiom

Build bridges, not walls

建立联系和友谊，而不是筑起隔阂
Meaning
Make connections and friendships rather than creating barriers
Example
Instead of fighting, let's **build bridges, not walls**.
与其争吵，不如建立桥梁，而不是高墙。
idiom

big-hearted

非常友善和慷慨
Meaning
very kind and generous
Example
He is known as a **big-hearted** man.
他被认为是一个**心地善良**的人。
idiom

beyond one's control

超出某人控制
Meaning
not under one’s power or influence
Example
The situation is **beyond our control** now.
现在情况已经**超出了我们的控制**。
idiom

blow the whistle

揭露不正当行为或揭示机密信息
Meaning
to expose wrongdoing or reveal secret information
Example
He **blew the whistle** on the company’s illegal activities.
他揭露了公司非法活动。
idiom

be lost for words

惊讶到无法言语
Meaning
to be so surprised that you cannot speak
Example
I was **lost for words** when I won the prize.
当我赢得奖品时，我 **无言以对**。
idiom

bottom line

最重要的点；最终结果或利润
Meaning
the most important point; the final result or profit
Example
The **bottom line** is that trade deficits are increasing.
关键是贸易逆差正在增加。
idiom

Burning question

一个重要或紧急的问题，人们急于知道。
Meaning
An important or urgent question that people are eager to know.
Example
The **burning question** is whether the plan will actually work.
最关键的问题是这个计划是否真的有效。
idiom

bookend something

标志某事的开始和结束
Meaning
to mark the beginning and end of something
Example
Her career was **bookended** by two great performances.
她的职业生涯以两场精彩的表演为开端和结束。
idiom

break the deadlock

打破僵局或脱离无法进展的局面
Meaning
to end a situation in which progress is not possible
Example
They finally managed to **break the deadlock** through discussion.
他们最终通过讨论打破了僵局。
idiom

bury the differences

忘记争执，重新成为朋友
Meaning
to forget disagreements and be friendly again
Example
They decided to **bury their differences** and work together.
他们决定**埋葬他们的分歧**，一起工作。
idiom

bottle up your feelings

隐藏或压抑你的情感
Meaning
to hide or suppress your emotions
Example
Don't **bottle up your feelings**; talk about them.
不要**压抑你的情感**；谈论它们。
idiom

be accountable for

对某事负责并能够解释它
Meaning
to be responsible for something and able to explain it
Example
As the team leader, he is **accountable for the project's outcome**.
作为团队领导，他对**项目的结果负责**。
idiom

by the skin of one’s teeth

勉强逃脱或达成某事。
Meaning
To narrowly escape or achieve something by a very small margin.
Example
I passed the exam **by the skin of my teeth**.
我勉强通过了考试。
idiom

broken-hearted

因某事或某人而极度悲伤
Meaning
extremely sad about something or someone
Example
He was **broken-hearted** after the breakup.
分手后，他心碎了。
idiom

break up

结束一段浪漫关系
Meaning
to end a romantic relationship
Example
They decided to **break up** after five years together.
他们决定在一起五年后分手。
idiom

behind the scenes

秘密地或没有公众知晓
Meaning
secretly or without public knowledge
Example
A lot of work happens **behind the scenes** to make a movie.
为了制作电影，很多工作发生在幕后。
idiom

burning ambition

强烈的实现某事的愿望
Meaning
a very strong desire to achieve something
Example
He had a **burning ambition** to become a successful entrepreneur.
他有一个**强烈的愿望**要成为一名成功的企业家。
idiom

break a leg

祝愿某人在表演中好运
Meaning
to wish someone good luck in a performance
Example
Before the play started, everyone told her to **break a leg**.
在戏剧开始之前，每个人都告诉她要**祝她好运**。
idiom

break new ground

做一些创新或开创性的事情
Meaning
to do something innovative or pioneering
Example
Their research **broke new ground** in medical science.
他们的研究在医学科学上开辟了新天地。
idiom

break one's word

未能履行承诺
Meaning
to fail to keep a promise
Example
Don’t **break your word**; people rely on you.
不要**打破承诺**；人们依赖你。
idiom

beyond the rainbow

期望一些美丽或梦幻的事情
Meaning
to hope for something wonderful or dreamlike
Example
She believes her dreams lie **beyond the rainbow**.
她相信她的梦想在彩虹的另一边。
idiom

be there for someone

在需要时支持或帮助某人
Meaning
to support or help someone when they need it
Example
True friends **are there for you** when you need them.
真正的朋友会在你需要时为你提供帮助
idiom

blind faith

不加质疑地信任
Meaning
trusting without questioning
Example
Having **blind faith** can sometimes lead to disappointment.
拥有**盲目信任**有时会导致失望。
idiom

boot up

启动计算机或系统
Meaning
to start a computer or system
Example
My laptop takes forever to **boot up**.
我的笔记本需要很长时间才能启动。
idiom

beyond reasonable doubt

没有任何逻辑上的不确定性
Meaning
without any logical uncertainty
Example
The jury found him guilty **beyond reasonable doubt**.
陪审团认定他毫无合理怀疑地有罪。
idiom

blue sky thinking

创造性和富有远见的思维，忽视实际限制
Meaning
creative and visionary thinking that ignores practical limitations
Example
Let's engage in some **blue sky thinking** to come up with innovative solutions.
让我们进行一些**蓝天思维**，提出创新的解决方案。
idiom

black sheep

被认为是团体或家庭耻辱的人
Meaning
a person who is considered a disgrace to a group or family
Example
He is the **black sheep** of the family.
他是家里的**黑羊**。
idiom

buckle under pressure

因过度压力或压力而屈服或失败。
Meaning
to give in or fail due to too much stress or pressure
Example
Some employees **buckle under pressure**, while others thrive.
一些员工在压力下屈服，而其他员工则茁壮成长。
idiom

buy into

接受或支持一个想法或计划
Meaning
to accept or support an idea or plan
Example
The team quickly **bought into** the new workflow.
团队迅速**接受了**新的工作流程。
idiom

busy bee

一个总是忙碌且活跃的人
Meaning
a person who is always busy and active
Example
She’s a **busy bee**, always working on something.
她是一个**忙碌的蜜蜂**，总是在忙碌着做事。
idiom

back each other up

互相支持与帮助
Meaning
to support and help one another
Example
In a good team, members always **back each other up**.
在一个好的团队中，成员们总是互相支持。
idiom

be comfortable in your own skin

对自己是谁感到自信和幸福
Meaning
to be confident and happy with who you are
Example
It took years for her to **be comfortable in her own skin**.
她花了好几年才能在自己的皮肤中感到舒适。
idiom

bond of friendship

朋友之间信任和感情的强大联系。
Meaning
A strong connection of trust and affection between friends.
Example
Their **bond of friendship** grew stronger over the years.
他们的友谊之纽随着岁月变得更加牢固。
idiom

Break with tradition

做事与通常方式不同
Meaning
To do something in a different way from what is usually done
Example
The couple decided to **break with tradition** and have a small wedding on the beach.
这对情侣决定打破传统，在海滩举行小型婚礼。
idiom

behind someone’s back

在他们不知道的情况下做某事
Meaning
to do something secretly without their knowledge
Example
She was talking about me **behind my back**.
她在**我背后**说我的坏话。
idiom

brighten up

变得更快乐或更开心
Meaning
to become happier or more cheerful
Example
Her face **brightened up** when she saw her friends.
当她看到她的朋友们时，她的脸**亮了起来**。
idiom

beginner’s luck

对新手的成功
Meaning
success for someone inexperienced
Example
He won his first game — must be **beginner’s luck**.
他赢得了第一场比赛——一定是**新手运气**。
idiom

branch out

扩展到新的活动或领域
Meaning
to expand into new activities or areas
Example
The bakery plans to **branch out** into catering services next year.
面包店计划明年扩展到餐饮服务。
idiom

brush off

将某事或某人视为不重要而置之不理
Meaning
to dismiss something or someone as unimportant
Example
He tried to **brush off** the criticism during the meeting.
他试图在会议中**brush off**批评。
idiom

beyond belief

太令人惊讶或震惊，以至于无法相信
Meaning
too surprising or shocking to believe
Example
His recovery was **beyond belief**.
他的康复令人难以置信。
idiom

Bet your bottom dollar

对某事非常确定或自信。
Meaning
To be very sure or confident about something.
Example
You can **bet your bottom dollar** that he’ll show up late again.
你可以**打赌你最后一块钱**他又会迟到。
idiom

bang for your buck

花费的每一分钱的价值；一个好交易
Meaning
value for the money spent; a good deal
Example
This insurance plan gives you the best **bang for your buck**.
这个保险计划给你最划算的选择。
idiom

butterflies in the stomach

感到紧张或兴奋
Meaning
feeling nervous or excited
Example
I always get **butterflies in my stomach** before a date.
约会前我总是感到紧张。
idiom

behind closed doors

私下里; 秘密地
Meaning
in private; secretly
Example
The deal was made **behind closed doors**.
交易是在闭门造车的情况下达成的。