crossing the ethical boundary
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idiom

crossing the ethical boundary

以超出道德可接受范围的方式行事
Meaning
to act in a way that goes beyond moral acceptability
Example
Using AI to manipulate emotions may be **crossing the ethical boundary**.
使用人工智能操纵情绪可能是在**跨越道德界限**。
idiom

cutting-edge technology

最先进和创新的可用技术
Meaning
the most advanced and innovative technology available
Example
Our startup uses **cutting-edge technology** to solve complex problems.
我们的初创公司使用**前沿技术**解决复杂的问题。
idiom

count your blessings

为你生活中的美好事物心怀感激
Meaning
be grateful for the good things in your life
Example
Instead of complaining, **count your blessings**.
不要抱怨，**数算你的祝福**。
idiom

clean conscience

有一种感觉，你没有做错任何事情
Meaning
feeling that you have done nothing wrong
Example
He can sleep well because he has a **clean conscience**.
他可以睡得很好，因为他有一颗**干净的良心**。
idiom

canary in the coal mine

潜在危险的早期警告
Meaning
an early warning of potential danger
Example
Melting glaciers are the **canary in the coal mine** for climate change.
融化的冰川是气候变化的**煤矿中的金丝雀**。
idiom

come through

在困难的情况下做出预期或承诺的事情
Meaning
to do what is expected or promised, especially in difficult situations
Example
She always **comes through** when we need her most.
她总是在我们最需要她的时候帮助我们。
idiom

check in on

监视或查看某人或某物的状态
Meaning
to monitor or see how someone or something is doing
Example
Could you **check in on** the kids while I'm out?
你能在我出去时**check in on**孩子们吗？
idiom

crybaby

一个容易抱怨或哭泣的人
Meaning
someone who complains or cries easily
Example
Don’t be a **crybaby**, it’s just a small scratch.
不要做一个**爱哭鬼**，这只是一个小小的擦伤。
idiom

Culture shock

遇到不同文化时的困惑感
Meaning
A feeling of confusion when encountering a different culture
Example
Moving to Japan gave her a bit of **culture shock** at first.
搬到日本让她刚开始时感到有点 **文化冲击**。
idiom

chalk up

将某事归因于特定原因
Meaning
to attribute something to a particular cause
Example
Let’s **chalk up** the delay to bad weather.
让我们把延误归因于坏天气。
idiom

change your mind

决定与之前不同的事情
Meaning
to decide something different from before
Example
She **changed her mind** about going to the party.
她**改变了主意**不去参加聚会。
idiom

Cheer up

变得更开心; 不要伤心。
Meaning
Become happier; don’t be sad.
Example
It’s not the end of the world—**cheer up**!
这不是世界的末日——振作起来！
idiom

clear the decks

通过移除不必要的事物来为行动做准备。
Meaning
Prepare for action by removing unnecessary things.
Example
We need to **clear the decks** before the new project begins.
我们需要在新项目开始之前**clear the decks**。
idiom

cry over spilt milk

为无法改变的事情而懊恼
Meaning
to be upset about something that cannot be changed
Example
There’s no use **crying over spilt milk**.
为洒掉的牛奶哭是没有用的。
idiom

crack down on

采取严格措施停止某事
Meaning
to take strict action to stop something
Example
The city plans to **crack down on** illegal parking downtown.
城市计划对市中心的非法停车采取严格措施。
idiom

click-through rate

点击广告或链接的用户百分比
Meaning
the percentage of users who click on an ad or link
Example
Our **click-through rate** improved after we changed the headline.
我们的**点击率**在我们更改标题后有所改善。
idiom

cliffhanger

一个让观众悬念重重的结局
Meaning
an ending that leaves the audience in suspense
Example
The episode ended on a **cliffhanger**, so we can’t wait for the next one.
这一集以**悬崖式结局**结束，我们迫不及待地等待下一集。
idiom

cost an arm and a leg

非常昂贵
Meaning
to be very expensive
Example
That designer bag **cost an arm and a leg**.
那个设计师包包**非常昂贵**。
idiom

create buzz

引起人们对某个产品或活动的兴奋和讨论
Meaning
to generate excitement and talk about a product or event
Example
The teaser video helped **create buzz** before the product launch.
预告视频帮助在产品发布前引起了热议。
idiom

cold fish

一个没有情感或缺乏温暖的人
Meaning
a person who is unemotional or lacks warmth
Example
He’s such a **cold fish**; he never shows his feelings.
他真是个**冷血的家伙**；他从不表现自己的感受。
idiom

Chart a course

计划达成某事的方法。
Meaning
To plan a way to achieve something.
Example
The company has **charted a course** for global expansion.
公司已为全球扩展**制定了计划**。
idiom

cut loose

自由地表现并享受自己
Meaning
to behave freely and enjoy oneself
Example
It’s the weekend—time to **cut loose**!
是周末了—是时候**放松**了！
idiom

call the bluff

挑战某人证明他们的权威或主张
Meaning
to challenge someone to prove their authority or claim
Example
She **called his bluff** when he threatened to quit.
当他威胁辞职时，她揭穿了他的虚张声势。
idiom

cross the bridge when you come to it

不要在事情发生之前担心
Meaning
to not worry about something until it happens
Example
We’ll **cross the bridge when we come to it**.
我们到时候再说。
idiom

Cut your losses

停止做不再有利可图的事情。
Meaning
To stop doing something that is no longer profitable.
Example
It’s better to **cut your losses** and move on.
最好**止损**并继续前进。
idiom

crunch the numbers

处理数据或分析统计
Meaning
to process data or analyze statistics
Example
AI can **crunch the numbers** faster than any human.
人工智能可以比任何人更快地分析数据。
idiom

Cover a lot of ground

处理大量的信息或材料
Meaning
to deal with a lot of information or material
Example
The lecture **covered a lot of ground** in just one hour.
这次讲座在一个小时内涵盖了许多内容。
idiom

clear up

澄清某事或整理一个地方
Meaning
to make something easier to understand or to tidy a place
Example
Let me **clear up** the schedule so everyone knows their tasks.
让我**澄清**日程安排，以便每个人都知道自己的任务。
idiom

clamp down

采取强硬措施来制止某事
Meaning
to take strong action to stop something
Example
The manager decided to **clamp down** on late arrivals.
经理决定对迟到的人采取严格措施。
idiom

cutting edge

最先进或创新的
Meaning
the most advanced or innovative
Example
Our company is working on **cutting edge** AI technology.
我们公司正在研发最先进的人工智能技术。
idiom

cat nap

白天短暂的小睡
Meaning
a short sleep during the day
Example
I took a **cat nap** before the meeting.
我在会议前小睡了一会儿。
idiom

call it a night

停止正在做的事并回家，特别是在派对后
Meaning
to stop what you are doing and go home, especially after a party
Example
It’s getting late, let’s **call it a night**.
已经很晚了，我们回家吧。
idiom

chicken out

因为害怕而决定不做某事
Meaning
to decide not to do something because of fear
Example
He was going to ask her out but **chickened out** at the last minute.
他本来要约她出去，但在最后一刻**临阵退缩**了。
idiom

call to arms

为了捍卫某个原因而采取行动的号召
Meaning
a call to take action, especially to defend a cause
Example
The leader’s speech was a **call to arms** for all citizens to fight corruption.
领导人的演讲是一个**号召大家行动起来**，呼吁所有公民与腐败作斗争。
idiom

come to mind

突然想起某事
Meaning
to suddenly remember something
Example
Her name didn’t **come to mind** at first.
她的名字一开始没有想起来。
idiom

call it quits

停止或结束某事
Meaning
to stop or end something
Example
After working for hours, they decided to **call it quits** for the day.
经过几个小时的工作后，他们决定**结束今天**的工作。
idiom

caught red-handed

在做错事时被当场抓住
Meaning
to be caught in the act of doing something wrong
Example
The thief was **caught red-handed** stealing the wallet.
小偷在偷钱包时被**当场抓住**。
idiom

Cook the books

伪造财务记录以掩盖损失或盗窃。
Meaning
To falsify financial records to hide losses or theft.
Example
The accountant was fired for trying to **cook the books**.
那位会计因为试图篡改账目而被解雇。
idiom

chip in for

为共同费用出钱
Meaning
to contribute money toward a shared cost
Example
Everyone agreed to **chip in for** a farewell cake.
每个人都同意为告别蛋糕出钱。
idiom

carry the weight of the world

承担大量责任
Meaning
to take on a lot of responsibility
Example
John felt like he had to **carry the weight of the world** on his shoulders at work.
John 觉得他在工作中必须 **carry the weight of the world**。
idiom

close ranks

在面对反对时团结并相互支持
Meaning
to unite and support each other when facing opposition
Example
The employees **closed ranks** after the company came under criticism.
员工们在公司受到批评后**团结一致**。
idiom

change of scene

新的环境或情况
Meaning
a new environment or situation
Example
After months of work, I needed a **change of scene**.
经过几个月的工作，我需要一个**场景变化**。
idiom

cross the ethical line

做某事，被认为在道德上是错误的
Meaning
to do something that is considered morally wrong in ethics
Example
Selling user data without permission **crosses the ethical line**.
未经许可出售用户数据 **越过了道德界限**。
idiom

cut back on

减少某事的数量
Meaning
to reduce the amount of something
Example
We’re trying to **cut back on** eating out during the week.
我们正在试图减少一周内外出就餐的次数。
idiom

code your way out

通过编程技能解决问题
Meaning
to solve a problem through programming skills
Example
When the system crashed, she managed to **code her way out**.
当系统崩溃时，她成功地**编程解决了问题**。
idiom

crazy about someone

深深地被某人吸引或迷住
Meaning
to be deeply attracted or infatuated with someone
Example
She’s **crazy about** her new boyfriend.
她对她的新男朋友**疯狂**。
idiom

carry the responsibility

负责某事或对其负责
Meaning
to be in charge of something or to be responsible for it
Example
As the project leader, he had to **carry the responsibility** for the entire team.
作为项目经理，他必须承担整个团队的责任。
idiom

cross your heart

做出真诚的承诺
Meaning
to make a sincere promise
Example
I’ll never tell anyone, **cross my heart**.
我永远不会告诉任何人，**我发誓**。
idiom

climb the ladder of success

在事业或生活中取得更高的位置
Meaning
to achieve higher positions in career or life
Example
She’s been **climbing the ladder of success** through hard work.
她通过努力工作正在**爬上成功的阶梯**。
idiom

cut someone some slack

不那么批评或给某人喘息的机会
Meaning
to be less critical or give someone a break
Example
You should **cut him some slack**—he’s having a tough day.
你应该**宽容他一点**—他今天过得很艰难。
idiom

curtain call

当表演者回到舞台上接受掌声时
Meaning
when performers return to the stage to receive applause
Example
After their amazing act, the team received a standing ovation during the **curtain call**.
在他们精彩的表演之后，团队在**帷幕落下**时得到了站立的掌声。
idiom

Cogito, ergo sum

我思故我在。一个基本的哲学命题，声称思考的行为是证明个体存在的证据。
Meaning
I think, therefore I am. A fundamental philosophical proposition that asserts the act of thinking is proof of one's existence.
Example
René Descartes' famous phrase **Cogito, ergo sum** highlights the importance of self-awareness in understanding existence.
勒内·笛卡尔的名句 **科吉托, 埃尔戈 苏姆** 突出了自我意识在理解存在中的重要性。
idiom

cross that bridge when we come to it

只有在问题出现时才处理问题
Meaning
to deal with a problem only when it arises
Example
Don't worry about the challenges now, we will **cross that bridge when we come to it**.
现在不要担心挑战，我们会**当我们遇到问题时再解决**。
idiom

crack under pressure

在压力下失去控制或失败
Meaning
to lose control or fail when under stress
Example
Some people **crack under pressure**, while others thrive.
有些人在压力下崩溃，而其他人则茁壮成长。
idiom

Crossing the Rubicon

采取一个不可逆转的步骤，带来严重后果。
Meaning
Taking an irreversible step with serious consequences.
Example
By going public with the information, he was **crossing the Rubicon**.
通过公开信息，他迈出了一个不可逆转的步伐。
idiom

cut and paste

用很小的变化复制某些东西
Meaning
to copy something with little change
Example
You can't just **cut and paste** ideas from others.
你不能只是从别人那里**剪切并粘贴**想法。
idiom

cry your heart out

因悲伤而大声哭泣
Meaning
to cry a lot due to sadness
Example
She **cried her heart out** after hearing the bad news.
听到坏消息后，她痛哭流涕。
idiom

Carry the torch

继续支持从过去传承下来的事业或理念。
Meaning
To continue supporting a cause or idea passed from the past.
Example
Young activists are **carrying the torch** of civil rights today.
今天的年轻活动家们正在**传承火炬**，继续推进公民权利。
idiom

come out of one's shell

变得更外向或更自信
Meaning
to become more outgoing or confident
Example
She used to be shy, but now she has finally **come out of her shell**.
她以前很害羞，但现在她终于**走出了她的壳**。
idiom

carry the can

接受责任或指责，通常是不公平的。
Meaning
to accept responsibility or blame, often unfairly.
Example
She was left to **carry the can** after her manager left.
经理离开后，她不得不 **承担责任**。
idiom

Caesar’s wife must be above suspicion

处于信任位置的人必须毫无过错嫌疑。
Meaning
A person in a position of trust must be beyond any hint of wrongdoing.
Example
A judge should remember that **Caesar’s wife must be above suspicion**.
法官应记住，凯撒的妻子必须无可指责。
idiom

call someone out

公开批评某人的行为或行动
Meaning
to criticize someone publicly for their behavior or actions
Example
She **called him out** for being rude to the waiter.
她因对服务员无礼而**公开批评**了他。
idiom

Catch on

开始理解某事。
Meaning
To begin to understand something.
Example
It took him a while to **catch on** to the new rules.
他花了些时间**理解**新规则。
idiom

can’t wait

急切地或迫不及待地等待某事发生
Meaning
to be very eager or impatient for something to happen
Example
I **can’t wait** to see the new movie!
我迫不及待想要看新电影！
idiom

cross your mind

短暂地想到某事
Meaning
to think of something briefly
Example
It never **crossed my mind** that he could lie.
我从没想到他会撒谎。
idiom

connect the dots

在思想或信息之间建立联系
Meaning
to make connections between ideas or information
Example
Once you **connect the dots**, the whole picture will make sense.
一旦你**连接点**，整个图像就会有意义。
idiom

circle back

稍后返回到一个话题或任务
Meaning
to return to a topic or task later
Example
Let's **circle back** to this issue after lunch.
我们午餐后再回到这个问题。
idiom

cool off

冷却或冷静
Meaning
to become less hot or less angry
Example
Let the soup **cool off** before serving.
让汤在上桌前冷却。
idiom

come clean

告诉隐藏的事情的真相
Meaning
to tell the truth about something you have been hiding
Example
He finally **came clean** about what happened.
他终于坦白了发生了什么。
idiom

Cross one’s mind

突然想到某事。
Meaning
To suddenly think of something.
Example
It never **crossed my mind** that he could be lying.
我从未**想过**他可能在撒谎。
idiom

come of age

达到成熟；完全发展
Meaning
to reach maturity; to become fully developed
Example
The company has **come of age** in the last few years.
公司在最近几年已经成熟。
idiom

Cross my heart

我真诚地发誓或承诺。
Meaning
I swear or promise sincerely.
Example
I will help you, **cross my heart**.
我会帮你，**kruosi mai hat**。
idiom

clean up your act

开始更负责任地行为。
Meaning
to start behaving more responsibly.
Example
You need to **clean up your act** if you want that promotion.
如果你想要那个晋升，你需要**clean up your act**。
idiom

cold feet

对某事感到紧张或犹豫不决
Meaning
to feel nervous or hesitant about something
Example
He got **cold feet** before proposing to her.
在向她求婚之前，他感到犹豫不决。
idiom

chip off the old block

一个在外貌或行为上与父母非常相似的孩子
Meaning
a child who closely resembles their parent in looks or behavior
Example
He’s a **chip off the old block**—just as kind and funny as his father.
他是个**chip off the old block**——和他父亲一样既亲切又有趣。
idiom

crash and burn

彻底或突然失败
Meaning
to fail completely or suddenly
Example
The new software update **crashed and burned** after launch.
新的软件更新在发布后**彻底失败了**。
idiom

cross the line

做被认为不可接受的事情
Meaning
to do something that is considered unacceptable
Example
He **crossed the line** when he insulted her in front of everyone.
当他当着所有人的面侮辱她时，他**越界了**。
idiom

cross that bridge when you come to it

等问题发生时再处理，不要提前
Meaning
to deal with a problem when it happens, not before
Example
We will **cross that bridge when we come to it**.
等到了那一步我们再说。
idiom

cloak and dagger

涉及秘密、神秘和欺骗
Meaning
involving secrecy, mystery, and deception
Example
The meeting was surrounded by **cloak and dagger** secrecy.
会议充满了‘cloak and dagger’的秘密。
idiom

cutting-edge marketing

使用最新和最先进的营销技术
Meaning
using the latest and most advanced marketing techniques
Example
Our company invests in **cutting-edge marketing** strategies.
我们的公司投资于前沿营销策略。
idiom

carry on about

激动或恼火地长时间讲述
Meaning
to speak at length in an excited or annoyed way
Example
He kept **carrying on about** the missed deadline all morning.
他整整一早上都在**讲述**错过的最后期限。
idiom

crossed wires

两个人之间的误会
Meaning
a misunderstanding between two people
Example
We must have **crossed wires** about the meeting time.
我们可能在会议时间上产生了误会。
idiom

crack the code

解决一个复杂的问题或谜题
Meaning
to solve a complex problem or mystery
Example
It took hours, but we finally **cracked the code** of the system error.
花了好几个小时，但我们终于**破解了系统错误的代码**。
idiom

chatterbox

一个说很多话的人
Meaning
a person who talks a lot
Example
My little sister is a real **chatterbox**.
我的小妹妹是个真正的喋喋不休的人。
idiom

cover your tracks

隐藏一个人行为的证据
Meaning
to hide evidence of one’s actions
Example
Hackers often **cover their tracks** after breaking into systems.
黑客在进入系统后常常**掩盖他们的痕迹**。
idiom

catch some z’s

睡一会儿
Meaning
to get some sleep
Example
I need to **catch some z’s** before the meeting.
我需要在会议前睡一会儿。
idiom

conversion rate

网站访问者中采取期望行动（如购买或注册）的百分比。
Meaning
The percentage of visitors to a website who take a desired action, such as making a purchase or signing up.
Example
Our **conversion rate** has significantly improved after the redesign of the website.
网站重新设计后，我们的**转化率**显著提高了。
idiom

come up with

想出一个计划、想法或解决方案
Meaning
to think of a plan, idea, or solution
Example
She managed to **come up with** a clever workaround overnight.
她成功地在一夜之间想出了一个巧妙的解决方法。
idiom

chin up, soldier

在困难的情况下保持勇敢和坚强
Meaning
to stay brave and strong in difficult situations
Example
**Chin up, soldier**, things will get better soon.
**振作起来，士兵**，一切很快就会好起来。
idiom

carry over

将某事物转移到稍后的时间或地点
Meaning
to transfer something to a later time or place
Example
We’ll **carry over** the unused vacation days to next year.
我们将把未使用的假期天数转移到明年。
idiom

call on

请某人发言或做某事
Meaning
to request someone to speak or do something
Example
The teacher will **call on** you if you raise your hand.
如果你举手，老师会叫你发言。
idiom

cross one's heart

做出真诚的承诺，通常由孩子们使用
Meaning
to make a sincere promise, often used by children
Example
I’ll never lie to you again, **cross my heart**.
我再也不会对你撒谎了，**我发誓**。
idiom

crunch the data

处理和分析大量数据
Meaning
to process and analyze large amounts of data
Example
The AI can **crunch the data** in seconds and give insights.
AI 可以在几秒钟内处理数据并提供见解。
idiom

cancel culture

在某人做了冒犯性的事情之后撤回对他们的支持的做法
Meaning
the practice of withdrawing support from someone after they do something offensive
Example
Many celebrities fear **cancel culture** online.
许多名人害怕在线的**取消文化**
idiom

clash of civilizations

不同文化、宗教或文明群体之间的冲突
Meaning
the conflict between different cultural, religious, or civilizational groups
Example
The debate about cultural differences is often seen as a **clash of civilizations**.
关于文化差异的辩论常被视为一次**文明的冲突**。
idiom

chip away at

逐步在某事上工作以取得结果
Meaning
to gradually work on something to achieve a result
Example
She **chipped away at** her thesis every evening until it was finished.
她每晚都**逐步工作**她的论文，直到完成。
idiom

castles in the air

不可能或不现实的梦想或计划
Meaning
dreams or plans that are impossible or unrealistic
Example
He’s always building **castles in the air** about his future.
他总是在为自己的未来建造**castles in the air**。
idiom

crack of dawn

非常早的早晨
Meaning
very early in the morning
Example
He wakes up at the **crack of dawn** every day.
他每天早上在黎明时分醒来。
idiom

call around

通过电话联系几个人或地方
Meaning
to contact several people or places by phone
Example
I’ll **call around** to find a venue with parking.
我会打电话给几个地方，找一个有停车位的地方。
idiom

carve up

将某物分成部分
Meaning
to divide something into parts
Example
Let’s **carve up** the timeline into manageable phases.
我们把时间线划分为可管理的阶段。
idiom

catch the travel bug

变得对旅行非常感兴趣
Meaning
to become very interested in traveling
Example
After visiting Thailand, she really **caught the travel bug**.
参观泰国后，她真的**感染了旅行的虫子**。
idiom

change gears

转变思考方式或做事方式
Meaning
to shift to a new way of thinking or doing things
Example
We need to **change gears** if we want to reach our target in time.
如果我们想按时达到目标，我们需要**换挡**。
idiom

cover story

杂志或报纸封面的主要故事
Meaning
the main story on the front of a magazine or newspaper
Example
Her interview became the **cover story** of the week.
她的采访成为了本周的封面故事。
idiom

come out clean

被证明无罪或免除指责。
Meaning
To be proven innocent or free from blame.
Example
After investigation, he **came out clean**.
经过调查后，他被证明是清白的。
idiom

catch the train

准时赶上火车或事件
Meaning
to be on time for a train or event
Example
Hurry up or you’ll not **catch the train**!
快点，否则你会错过火车！
idiom

count on

依赖某人做某事
Meaning
to rely on or trust someone to do something
Example
You can always **count on** me.
你总是可以依赖我。
idiom

cloud computing

使用远程服务器通过互联网存储、管理和处理数据的做法
Meaning
the practice of using remote servers to store, manage, and process data over the internet
Example
Many businesses rely on **cloud computing** for data storage and security.
许多企业依赖于**云计算**来进行数据存储和安全。
idiom

crack the whip

利用权威让人们更加努力工作或遵守规则
Meaning
to use authority to make people work harder or obey rules
Example
The new manager is **cracking the whip** to improve productivity.
新经理正在**crack the whip**以提高生产力。
idiom

catfish someone

通过创建虚假的在线身份来欺骗某人
Meaning
to deceive someone by creating a fake online identity
Example
He was **catfished** by someone pretending to be a model.
他被某个假装是模特的人**欺骗**了。
idiom

cry one’s eyes out

大声哭泣; 无法控制地哭泣
Meaning
to cry a lot; to weep uncontrollably
Example
She **cried her eyes out** after watching that sad movie.
她在看完那部悲伤的电影后**哭得不成样子**。
idiom

carry yourself with confidence

以自信和确定的方式行事
Meaning
to behave in a confident and assured way
Example
She always **carries herself with confidence** during meetings.
她在会议期间总是以自信的态度展示自己。
idiom

clash of wills

两个决心坚定的人之间的冲突
Meaning
a conflict between two determined people
Example
It was a **clash of wills** between the manager and the employee.
这是经理和员工之间的**克拉什 夫 威尔斯**。
idiom

cry one’s heart out

因悲伤而痛哭
Meaning
to cry very hard due to sadness
Example
She **cried her heart out** after the breakup.
她在分手后痛哭流涕。
idiom

come back to earth

从兴奋或做白日梦中回到现实
Meaning
to return to reality after being excited or daydreaming
Example
After the vacation, it’s time to **come back to earth**.
假期后，应该是时候**回到现实**了。
idiom

carry through

尽管有困难仍然完成某事
Meaning
to complete something despite difficulties
Example
She promised to **carry through** with the training program.
她答应要**完成**培训项目。
idiom

code of ethics

一组指导人工智能开发或使用的道德原则
Meaning
a set of moral principles guiding AI development or usage
Example
Developers must follow a strict **code of ethics** in AI research.
开发者必须在人工智能研究中遵守严格的**道德规范**。
idiom

confide in someone

相信某人，足够信任到可以告诉他们秘密
Meaning
to trust someone enough to tell them secrets
Example
She only **confides in** her best friend.
她只会向她最好的朋友吐露心事。
idiom

close the book on something

停止处理或思考某事
Meaning
to stop dealing with or thinking about something
Example
After years of conflict, they finally **closed the book on** their rivalry.
经过多年的冲突，他们终于**结束了**彼此的对立。
idiom

cut the mustard

表现得好或符合期望
Meaning
to perform well or meet expectations
Example
She didn’t **cut the mustard** in her new role.
她在新角色中没有**切黄芥末**。
idiom

Curiosity killed the cat

过于好奇可能导致麻烦。
Meaning
Being too inquisitive can lead to trouble.
Example
Don't ask too many questions about his past — **curiosity killed the cat**.
不要问他太多关于过去的问题 — 好奇害死了猫。
idiom

cold call

在没有事先介绍的情况下联系潜在客户
Meaning
to contact a potential customer without prior introduction
Example
He spent all morning making **cold calls** to new clients.
他花了一整个早上给新客户打**冷电话**。