a masterpiece
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idiom

a masterpiece

一件杰出的艺术作品或成就
Meaning
an outstanding work of art or achievement
Example
Her latest sculpture is truly **a masterpiece**.
她的最新雕塑真的是**一件杰作**。
idiom

have a one-track mind

一直只想一件事
Meaning
to think about only one thing all the time
Example
He **has a one-track mind** when it comes to his business.
当涉及到他的生意时，他**有单一思维**。
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

a pipe dream

一个不现实或不可能的梦想
Meaning
an unrealistic or impossible dream
Example
Owning a private island is just **a pipe dream** for most people.
拥有一个私人岛屿对大多数人来说只是 **一个不现实的梦想**。
idiom

cross your fingers

希望事情按你想要的方式发生
Meaning
to hope that things will happen the way you want
Example
I'm **crossing my fingers** that I get the job.
我在祈祷我能得到这份工作。
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

Move heaven and earth

为了实现某事而尽一切可能。
Meaning
To do everything possible to achieve something.
Example
They **moved heaven and earth** to save the project.
他们竭尽全力拯救这个项目。
idiom

on your last legs

完全筋疲力尽或濒临崩溃
Meaning
completely exhausted or near collapse
Example
After working 18 hours straight, I was **on my last legs**.
连续工作了18小时后，我已经**精疲力尽**了。
idiom

A giant leap

一个重要的进步或成就。
Meaning
A significant advancement or achievement.
Example
Landing on the moon was **a giant leap** for mankind.
登月是人类的一大飞跃。
idiom

shoot for the stars

追求非常宏伟的目标
Meaning
to aim for something very ambitious
Example
Don’t be afraid to **shoot for the stars**.
不要害怕去**追求星辰**。
idiom

push someone's buttons

故意惹恼或激怒某人
Meaning
to deliberately annoy or upset someone
Example
He knows how to **push her buttons** when they argue.
他知道他们争吵时怎样故意惹她生气。
idiom

A true friend is one who stands by you

一个真正的朋友会在你困难的时候陪伴你
Meaning
A true friend will be there for you during difficult times
Example
Even in the worst of times, she proved to be a true friend. **A true friend is one who stands by you**.
即使在最糟糕的时候，她证明了自己是一个真正的朋友。**一个真正的朋友会在你困难的时候陪伴你**。
idiom

put the brakes on

减慢或停止一项活动
Meaning
to slow down or stop an activity
Example
The company had to **put the brakes on** its expansion plans.
公司不得不**放慢速度**他们的扩张计划。
idiom

Big fish in a small pond

在一个小的组织或区域中是一个重要的人。
Meaning
An important person in a small organization or area.
Example
He prefers being a **big fish in a small pond** rather than competing globally.
他宁愿在一个小池塘里做一条大鱼，也不想在全球范围内竞争。
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

level playing field

每个人都有平等机会的公平局面
Meaning
a fair situation where everyone has equal chances
Example
The new rules create a **level playing field** for all teams.
新规则为所有团队创造了一个**平等的竞争环境**。
idiom

backseat driver

给出不必要的建议或方向的人
Meaning
a person who gives unwanted advice or direction
Example
Don't be a **backseat driver**, let me handle it.
别当**后座司机**，让我来处理吧。
idiom

blow hot and cold

不断改变你的态度或情绪
Meaning
to keep changing your attitude or mood
Example
He’s **blowing hot and cold** about the new project.
他对这个新项目态度不断变化。
idiom

big picture

整体观点或情况
Meaning
the overall perspective or situation
Example
Producers always try to see the **big picture** before making changes.
制片人总是在做出改变之前试图看到整体情况。
idiom

cross off

从清单中删除一项
Meaning
to remove an item from a list
Example
You can **cross off** the tasks we’ve finished.
你可以把我们完成的任务**从清单中划掉**。
idiom

have a stake in

对某事有兴趣或投资
Meaning
to have an interest or investment in something
Example
She has a **stake in** the company's success.
她在公司成功中有**股份**。
idiom

spin-off

一个从另一个现有的产品或节目产生的产品或节目
Meaning
a product or show that results from another existing one
Example
The successful TV show led to a **spin-off** featuring the same characters.
成功的电视节目导致了一个以相同角色为主角的**衍生节目**。
idiom

in beta

在最终发布前的测试阶段
Meaning
in the testing phase before final release
Example
The app is still **in beta**, so expect some bugs.
这个应用仍然处于**测试版**，因此请预期会有一些bug。
idiom

Fashion victim

盲目跟随时尚潮流的人
Meaning
Someone who follows fashion trends blindly
Example
He's such a **fashion victim**—he buys every new style that comes out.
他真是个时尚受害者——每出一个新款他都买。
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

easy does it

用来告诉某人要小心和耐心
Meaning
used to tell someone to be careful and patient
Example
**Easy does it**, don’t rush the process.
慢慢来，不要着急。
idiom

slip one's mind

不小心忘记了某事
Meaning
to forget something accidentally
Example
Sorry, it completely **slipped my mind** to call you.
对不起，我完全忘记给你打电话了。
idiom

a shoulder to cry on

当你难过时，能听你倾诉并支持你的人
Meaning
someone who listens and supports you when you are sad
Example
She has always been **a shoulder to cry on** when I needed help.
当我需要帮助时，她总是**一个可以哭诉的肩膀**。
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

hang by a thread

处于非常危险或不确定的情况
Meaning
to be in a very dangerous or uncertain situation
Example
After the accident, his life was **hanging by a thread**.
事故发生后，他的生命**悬挂在一根线上**。
idiom

raise a toast

用饮料来向某人或某事表示敬意
Meaning
to honor someone or something with a drink
Example
We **raised a toast** to the newlyweds.
我们为新婚夫妇举杯。
idiom

out of balance

感觉精神或情感上不稳定
Meaning
to feel mentally or emotionally unstable
Example
Lack of rest can make you feel **out of balance**.
缺乏休息可能会让你感到失衡。
idiom

Tear down barriers

消除人与人之间的障碍或偏见。
Meaning
To remove obstacles or prejudices between people.
Example
Education helps to **tear down barriers** between communities.
教育有助于消除社区之间的障碍。
idiom

juggle with

同时处理多个任务或责任
Meaning
to handle several tasks or responsibilities at once
Example
She’s **juggling with** classes, work, and childcare.
她正在同时处理课堂、工作和儿童照料。
idiom

breaking the deadlock

结束没有进展的情况
Meaning
to end a situation where no progress is being made
Example
The negotiation team succeeded in **breaking the deadlock**.
谈判团队成功地**打破僵局**。
idiom

set aside

为特定目的保留某物
Meaning
to reserve something for a particular purpose
Example
We should **set aside** some money for unexpected expenses.
我们应该为突发开支预留一些钱。
idiom

to put one's foot in one's mouth

错误地说出令人尴尬或不恰当的话
Meaning
to say something embarrassing or inappropriate by mistake
Example
I really **put my foot in my mouth** when I mentioned her ex-boyfriend.
我真的**说错话了**，当我提到她的前男友时。
idiom

run on empty

继续工作，即使感到疲劳或精力耗尽
Meaning
to continue working even when you are tired or out of energy
Example
He’s been **running on empty** for weeks without a break.
他已经连续几个星期没有休息，继续工作。
idiom

Don’t be discouraged

即使在挫折后也要保持动力。
Meaning
Stay motivated even after setbacks.
Example
**Don’t be discouraged**—success takes time.
不要灰心——成功需要时间。
idiom

give someone a break

给某人一个机会或对他们表示怜悯
Meaning
to give someone a chance or show them mercy
Example
He’s new here, so **give him a break**.
他是新来的，所以**给他一个机会**。
idiom

cold case

一宗长时间未解决的刑事案件
Meaning
a criminal case that has not been solved for a long time
Example
The detective reopened a **cold case** from 1999.
侦探重新开启了1999年的**冷案**。
idiom

back on your feet

恢复健康了
Meaning
recovered and healthy again
Example
It’s good to see you **back on your feet** after the flu.
很高兴看到你在得流感后恢复健康。
idiom

down time

人们放松且不工作的时候
Meaning
time when one relaxes and does not work
Example
I need some **down time** after this hectic week.
在这个忙碌的星期之后，我需要一些**down time**。
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

go over

彻底审查或讨论某事
Meaning
to review or discuss something thoroughly
Example
Can we **go over** the agenda together?
我们可以一起审查议程吗？
idiom

a brave face

假装勇敢，尽管你实际上感到害怕或担心
Meaning
to pretend to be brave when you are actually scared or worried
Example
She put on **a brave face** despite feeling nervous inside.
她戴上了**勇敢的面容**，尽管内心感到紧张。
idiom

afraid of your own shadow

容易受惊的人
Meaning
to be easily frightened
Example
He’s so timid; he’s **afraid of his own shadow**.
他非常胆小，连自己的影子都害怕。
idiom

hit the hay

去睡觉；上床睡觉
Meaning
to go to bed; to sleep
Example
I'm really tired, so I'm going to **hit the hay** early tonight.
我很累，所以今晚要早点睡。
idiom

data-driven decision

基于数据分析的决策，而非直觉
Meaning
a decision based on data analysis rather than intuition
Example
Modern companies rely on **data-driven decisions** to stay competitive.
现代公司依赖于**数据驱动的决策**来保持竞争力。
idiom

Run the risk

做某事可能会导致损失或危险。
Meaning
To do something that may result in loss or danger.
Example
You’ll **run the risk** of losing everything if you lie.
如果你撒谎，你将面临失去一切的风险。
idiom

influencer culture

社交媒体名人推广产品或生活方式的趋势
Meaning
the trend of social media personalities promoting products or lifestyles
Example
**Influencer culture** has changed how brands market themselves.
**网红文化** 改变了品牌推广自己的方式。
idiom

sleep it off

通过睡觉来恢复疲劳或疾病
Meaning
to sleep in order to recover from tiredness or sickness
Example
He drank too much and needed to **sleep it off**.
他喝得太多了，需要睡一觉来恢复。
idiom

be on duty

在某个时间值班或负责某事
Meaning
to be working or responsible for something at a certain time
Example
The guard was **on duty** all night.
警卫整晚都在值班。
idiom

beat down

重复用力打击，例如强烈的阳光或雨水
Meaning
to strike repeatedly with force, such as intense sun or rain
Example
The afternoon sun **beat down** on the field all day.
下午的阳光 **照射** 在田野上整整一天。
idiom

iron out the kinks

解决小问题或瑕疵
Meaning
to resolve small problems or imperfections
Example
We’ll **iron out the kinks** before launch day.
我们将在发布日前解决所有小问题。
idiom

small talk

关于无关紧要话题的随意或礼貌交谈
Meaning
casual or polite conversation about unimportant topics
Example
We made **small talk** while waiting for the bus.
我们在等公交车时聊了些闲话。
idiom

pick a fight

故意挑起争论
Meaning
to start an argument intentionally
Example
Don’t **pick a fight** with him; he’s already angry.
不要**挑衅**他；他已经生气了。
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

my way or the highway

用于表示某人必须接受你的规则，否则就离开
Meaning
used to say that someone must accept your rules or leave
Example
The boss said it's **my way or the highway**.
老板说这是 **我的路或高速公路**。
idiom

neck and neck

在比赛或竞争中非常接近
Meaning
very close in a race or competition
Example
The two runners were **neck and neck** until the final lap.
两名跑步者直到最后一圈都**不分上下**。
idiom

a run on the bank

由于担心银行倒闭，许多人从银行提取他们的钱
Meaning
a situation where many people withdraw their money from a bank due to fear of collapse
Example
Rumors of insolvency caused **a run on the bank**.
破产的传闻引发了**银行挤兑**。
idiom

olive branch

和平或和解的姿态
Meaning
a gesture of peace or reconciliation
Example
The president extended an **olive branch** by inviting his rival to the summit.
总统通过邀请他的对手参加峰会来伸出**橄榄枝**。
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

miss the boat

错过一个机会
Meaning
to miss an opportunity
Example
If you don’t book early, you’ll **miss the boat**.
如果你不早点预订，你会**错过机会**。
idiom

third time lucky

在两次失败之后成功
Meaning
succeeding after two failures
Example
He failed twice, but maybe he’ll be **third time lucky**.
他失败了两次，但也许第三次会成功。
idiom

to hit the nail on the head

准确描述导致某种情况或问题的原因
Meaning
to describe exactly what is causing a situation or problem
Example
When she pointed out the lack of communication, she really **hit the nail on the head**.
当她指出沟通不足时，她确实 **一针见血**。
idiom

key in on

专注于某个特定的事物
Meaning
to give focused attention to something specific
Example
The coach asked the team to **key in on** their defensive mistakes.
教练要求团队**专注于**他们的防守错误。
idiom

hardwired to do something

天生倾向或被编程以某种方式行事
Meaning
to be naturally inclined or programmed to behave a certain way
Example
Humans are **hardwired to** seek connection and belonging.
人类天生被编程去寻找联系和归属感。
idiom

barefaced lie

大胆而无耻的谎言
Meaning
a bold and shameless lie
Example
His excuse was a **barefaced lie**.
他的借口是一个无耻的谎言。
idiom

on the stand

作为证人在法庭上作证
Meaning
testifying as a witness in court
Example
She was nervous when she was **on the stand**.
她在 **证人席** 上时感到很紧张。
idiom

a piece of cake

非常容易做的事情
Meaning
something that is very easy to do
Example
The exam was **a piece of cake** for me.
这次考试对我来说是**小菜一碟**。
idiom

a chatterbox

一个说很多话的人，特别是一个孩子
Meaning
someone who talks a lot, especially a child
Example
My little sister is **a chatterbox**; she never stops talking.
我的妹妹是 **话痨**；她从不停止说话。
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

in the pipeline

正在计划或开发中
Meaning
being planned or developed
Example
Several new projects are **in the pipeline**.
几个新项目正在进行中。
idiom

full of oneself

过于骄傲或自信
Meaning
to be overly proud or self-confident
Example
He’s so **full of himself** after getting that promotion.
他在获得晋升后变得如此**自大**。
idiom

ease around

小心地移动以避免干扰
Meaning
to move carefully to avoid disturbance
Example
Please **ease around** the cords near the podium.
请在讲台附近 **易斯 阿朗德** 电缆。
idiom

give someone the cold shoulder

故意忽视或表现出对某人不满
Meaning
to deliberately ignore or show disapproval toward someone
Example
After the argument, she **gave him the cold shoulder**.
争论后，她故意对他表现冷漠。
idiom

by the way

用于引入新话题或添加额外信息
Meaning
used to introduce a new topic or add extra information
Example
**By the way**, did you finish your project?
**顺便说一句**, 你完成你的项目了吗？
idiom

the bottom line

最重要的事实或结果
Meaning
the most important fact or result
Example
The **bottom line** is that we need to increase our profits.
最重要的是我们需要增加我们的利润。
idiom

No man is an island

人们需要他人来提供支持和连接。
Meaning
People need others for support and connection.
Example
We all need help sometimes because **no man is an island**.
我们有时需要帮助，因为 **no man is an island**。
idiom

robotic response

无感情或机械的反应
Meaning
an emotionless or mechanical reaction
Example
She gave a **robotic response** during the interview.
她在面试中给出了一个机械反应。
idiom

over the horizon

即将发生的事情
Meaning
something that is expected to happen soon
Example
A big change in the market may be **over the horizon**.
市场上可能会有重大变化。
idiom

keep it together

在困难时刻保持冷静
Meaning
to stay composed during difficult times
Example
Even after hearing the bad news, he managed to **keep it together**.
即使在听到坏消息后，他也能够保持冷静。
idiom

Rewriting history

改变人们解释或记忆过去事件的方式。
Meaning
To change the way past events are interpreted or remembered.
Example
Some politicians try **rewriting history** to suit their narrative.
一些政治家试图 **改写历史** 来符合他们的叙述。
idiom

put your foot in your mouth

说一些尴尬或不合适的话
Meaning
to say something embarrassing or inappropriate
Example
He really **put his foot in his mouth** when he mentioned her age.
当他提到她的年龄时，他真的**说错话了**。
idiom

feel like a million bucks

感到非常好或快乐
Meaning
to feel extremely good or happy
Example
After a great workout, I always **feel like a million bucks**.
经过一次很棒的锻炼后，我总是感觉很好。
idiom

give me a hand

帮助某人
Meaning
to help someone
Example
Can you **give me a hand** with this bag?
你能**帮我一把**这个袋子吗？
idiom

sail through

轻松地成功完成某事
Meaning
to succeed at something easily
Example
With all that practice, you’ll **sail through** the interview.
通过所有这些练习，你会轻松通过面试。
idiom

to rise to the occasion

在面对挑战时展现必要能力
Meaning
to show the necessary ability when faced with a challenge
Example
When the team needed him most, he **rose to the occasion** and led them to victory.
当团队最需要他时，他迎难而上并带领他们取得胜利。
idiom

smear campaign

通过虚假指控或流言蜚语损害某人声誉的企图
Meaning
an attempt to damage someone's reputation through false accusations or gossip
Example
The opposition launched a **smear campaign** against the minister.
反对派发起了针对部长的**抹黑运动**。
idiom

Spin a story

以一种旨在影响人们观点或信念的方式讲述故事。
Meaning
To present a story in a way that is intended to influence people's opinions or beliefs.
Example
The journalist managed to **spin a story** that made the politician look like a hero.
记者成功地**讲述了一个故事**，使那位政治家看起来像个英雄。
idiom

filter through

在人们之间逐渐传播
Meaning
to spread gradually among people
Example
News of the promotion quickly **filtered through** the office.
晋升的消息迅速在办公室中传播开来。
idiom

get a grip on yourself

控制你的情绪并保持冷静
Meaning
to control your emotions and behave calmly
Example
You need to **get a grip on yourself** before talking to your boss.
在和老板说话之前，你需要冷静下来。
idiom

talk over

彻底讨论某事
Meaning
to discuss something thoroughly
Example
Let’s **talk over** the proposal before we send it.
在我们发送之前，先彻底讨论这个提案。
idiom

rule with an iron fist

非常严格和严厉地控制人们
Meaning
to control people very strictly and harshly
Example
The dictator **ruled with an iron fist** for twenty years.
这位独裁者以铁腕统治了二十年。
idiom

Know something inside out

非常熟悉某事
Meaning
To know something very well
Example
She **knows the syllabus inside out**.
她非常熟悉这门课程。
idiom

set the stage for

使某事变得可能或可能发生
Meaning
to make something possible or likely to happen later
Example
This meeting will **set the stage for** future cooperation.
这次会议将为未来的合作**奠定基础**。
idiom

Flying high

非常成功或快乐。
Meaning
To be very successful or happy.
Example
After getting promoted, she's **flying high**.
升职后，她非常高兴。
idiom

out like a light

很快就睡着了
Meaning
to fall asleep very quickly
Example
He was **out like a light** as soon as his head hit the pillow.
他的头一碰到枕头就睡着了。
idiom

go steady

定期且独占地与某人约会
Meaning
to date someone regularly and exclusively
Example
They've been **going steady** for over two years now.
他们已经定期且独占地与对方约会超过两年了。
idiom

couldn't believe my eyes

惊讶得不敢相信自己所看到的
Meaning
to be so surprised that you doubt what you see
Example
I **couldn’t believe my eyes** when I saw the results.
当我看到结果时，我简直不敢相信自己的眼睛。
idiom

draw a blank

无法记得或想起某事
Meaning
to be unable to remember or think of something
Example
When asked about the date, she **drew a blank**.
当被问到日期时，她什么都记不起来。
idiom

Star-studded

充满著著名或有才华的人。
Meaning
Full of famous or talented people.
Example
The event was **star-studded** with celebrities from all fields.
这个活动充满了来自各个领域的名人。
idiom

settle in

在新环境或新地方适应
Meaning
to become comfortable in a new place or situation
Example
It took a week to **settle in** after the move.
搬家后，我们花了一周时间适应。
idiom

team up

与他人联合为共同目标
Meaning
to join with others for a shared goal
Example
Let’s **team up** with finance for the workshop.
让我们与财务部门共同合作举办研讨会。
idiom

ease up on

减少你使用或对某人施加压力的程度
Meaning
to reduce how much you use or pressure someone
Example
Let’s **ease up on** the reminders now that the report is done.
现在报告完成了，让我们减少提醒。
idiom

have confidence in

信任或相信某人的能力
Meaning
to trust or believe in someone’s ability
Example
I **have confidence in** your judgment.
我相信你的判断。
idiom

on the beat

警察的常规巡逻路线
Meaning
a police officer's regular patrol route
Example
The officer was **on the beat** when he spotted the suspect.
当警官在巡逻时，他发现了嫌疑人。
idiom

get the word out

传播信息或让某事广为人知
Meaning
to spread information or make something widely known
Example
We need to **get the word out** about our new service.
我们需要**宣传**我们的新服务。
idiom

win the peace

在冲突后成功维持和平
Meaning
to succeed in maintaining peace after a conflict
Example
The treaty was a success, but they still had to **win the peace**.
条约很成功，但他们仍然必须**赢得和平**。
idiom

by the book

严格按照规则行事
Meaning
to follow the rules exactly
Example
Our manager does everything **by the book**.
我们的经理做一切都**按规矩**。
idiom

neural network

一系列算法，尝试在数据集中识别潜在的关系。
Meaning
A series of algorithms that attempt to recognize underlying relationships in a set of data.
Example
The AI system was built using a **neural network** to recognize patterns.
该AI系统是使用**神经网络**来识别模式构建的。
idiom

keep out

防止某人或某物进入
Meaning
to prevent someone or something from entering
Example
Close the windows to **keep out** the dust during the renovation.
在翻新期间，关上窗户以防止灰尘进入。
idiom

let someone off the hook

释放某人免受责任或惩罚
Meaning
to release someone from blame or punishment
Example
The judge decided to **let him off the hook** with a warning.
法官决定放过他，只给了警告。
idiom

lead by example

通过亲自做示范来向他人展示如何行为
Meaning
to show others how to behave by doing it yourself
Example
A true leader always **leads by example**.
一个真正的领导者总是以身作则。
idiom

tear down

拆除或拆解某物
Meaning
to demolish or dismantle something
Example
They plan to **tear down** the old shed this weekend.
他们计划在这个周末**拆掉**旧的棚子。
idiom

Have something up your sleeve

有一个秘密计划或想法。
Meaning
To have a secret plan or idea.
Example
Don’t worry, he **has something up his sleeve** for the project.
别担心，他**有东西在袖子里**为这个项目。
idiom

have second thoughts

对做出的决定产生怀疑
Meaning
to start having doubts about a decision you have made
Example
I'm having **second thoughts** about buying such an expensive car.
我对买这么贵的车**有第二个想法**。
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

black hat

一个具有恶意意图的黑客
Meaning
a hacker with malicious intent
Example
**Black hats** often exploit vulnerabilities for personal gain.
**Black hats** 常常利用漏洞来谋取个人利益。
idiom

a law unto oneself

一个独立行事、不理会规则的人
Meaning
someone who acts independently and ignores rules
Example
He’s **a law unto himself**, never following company policies.
他是一个特立独行的人，从不遵守公司的规定。