mud-slinging
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idiom

mud-slinging

批评某人，尤其是在政治中，旨在破坏其声誉的行为
Meaning
the act of criticizing someone, especially in politics, to harm their reputation
Example
The debate turned into **mud-slinging** very quickly.
辩论很快变成了相互指责。
phrasal-verb

carry off with

用力带走或拿走
Meaning
to remove or take away forcefully
Example
The thief **carried off** the jewels **with** surprising speed.
小偷以惊人的速度带走了珠宝。
idiom

pushing the envelope

超越常规的限制或边界；创新
Meaning
to go beyond the usual limits or boundaries; to innovate
Example
The new startup is really **pushing the envelope** with its groundbreaking technology.
这个新创公司确实在通过其突破性技术**pushing the envelope**。
phrasal-verb

shell out

支付钱，尤其是当你不想的时候
Meaning
to pay money, especially when you don’t want to
Example
We had to **shell out** $200 for the concert tickets.
我们不得不为音乐会的门票支付200美元。
idiom

sadder but wiser

失望，但从经历中学到了
Meaning
disappointed but having learned from the experience
Example
After that mistake, she was **sadder but wiser**.
在那个错误之后，她变得 **更悲伤但更聪明**。
idiom

double-cross someone

在假装支持某人后背叛某人
Meaning
to betray someone after pretending to support them
Example
He promised to help but **double-crossed** me in the end.
他答应帮忙，但最后背叛了我。
idiom

talk nineteen to the dozen

说话非常快而且不停
Meaning
to talk very quickly and without stopping
Example
Once she starts, she **talks nineteen to the dozen**.
她一开始就**不停地说话**。
idiom

run circles around someone

在某事上比某人好得多
Meaning
to be much better than someone at something
Example
She can **run circles around** anyone in the debate team.
她可以在辩论队中**绕着某人跑圈**。
phrasal-verb

reach out diplomatically

通过外交手段尝试建立沟通或改善关系
Meaning
to try to establish communication or improve relations through diplomacy
Example
The government decided to **reach out diplomatically** to its neighboring countries.
政府决定**reach out diplomatically**与邻国建立联系。
phrasal-verb

stay positive

保持乐观的态度
Meaning
to keep an optimistic attitude
Example
Even in hard times, she always tries to **stay positive**.
即使在困难时期，她也总是努力保持积极。
idiom

put one's foot in one's 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 ex-boyfriend.
当他提到她的前男友时，他真的是把脚放进了嘴里。
idiom

go above and beyond

做得比要求的更多
Meaning
to do more than what is required
Example
She **went above and beyond** to complete the project ahead of schedule.
她**做得比要求的更多**，提前完成了项目。
idiom

make a good impression

在某人脑海中塑造自己正面的形象
Meaning
to create a positive image of yourself in someone's mind
Example
You should dress well to **make a good impression**.
你应该穿得好看一点，以便**给人留下好印象**。
phrasal-verb

map against

将某物与标准或基准进行比较
Meaning
to compare something with a standard or benchmark
Example
Finance **maps against** last year's numbers before approving raises.
财务部门在批准加薪之前与去年的数字进行对比
idiom

line up for

排队期待某事
Meaning
to queue in anticipation of something
Example
Fans will **line up for** tickets at dawn.
粉丝们将在黎明时分排队买票。
idiom

pioneer a new path

在新的企业或创新中开辟道路
Meaning
to lead the way in a new venture or innovation
Example
He was the first to **pioneer a new path** in renewable energy solutions.
他是第一个在可再生能源解决方案中开辟新道路的人。
idiom

air out

让新鲜空气进入空间
Meaning
to let fresh air into a space
Example
Open the windows to **air out** the room.
打开窗户让房间通风
phrasal-verb

team up across departments

与来自不同团队的人合作
Meaning
to collaborate with people from different teams
Example
We **team up across departments** to deliver the sustainability report.
我们**跨部门合作**以交付可持续发展报告。
phrasal-verb

fill in as

临时接管某人的工作或职位
Meaning
to temporarily take over someone’s job or position
Example
He will **fill in as** project manager while the current one is on leave.
他将临时接管项目经理的职位，直到当前的经理休假。
idiom

tear-jerker

让你哭泣的东西，尤其是电影或故事
Meaning
something that makes you cry, especially a movie or story
Example
That movie was such a **tear-jerker**.
那部电影真是感人至深
phrasal-verb

break limits

超越通常可能或预期的事物
Meaning
to go beyond what is normally possible or expected
Example
He **broke limits** by achieving what no one else dared to try.
他通过实现别人不敢尝试的事情，突破了极限。
phrasal-verb

dig for facts

仔细搜索以发现真实的信息
Meaning
to search carefully to discover true information
Example
Investigators **dig for facts** when a report seems unclear.
调查员在报告看起来不清楚时**挖掘事实**。
phrasal-verb

hold feelings in

不表达情感；压抑感情
Meaning
to not express emotions; to suppress feelings
Example
He tends to **hold his feelings in** rather than show them.
他倾向于**压抑自己的情感**，而不是表现出来。
idiom

fail forward

从失败中学习和成长
Meaning
to learn and grow from failure
Example
Don’t be afraid to **fail forward** and learn from your mistakes.
不要害怕**向前失败**，从错误中学习。
phrasal-verb

be touched by

因某人的善意而感动
Meaning
to feel emotional because of someone’s kindness
Example
I was really **touched by** your kind words.
你温暖的话语让我真的很感动。
phrasal-verb

dig up

发现秘密或遗忘的信息
Meaning
to discover secret or forgotten information
Example
Journalists managed to **dig up** new evidence about the case.
记者们成功地发现了案件的新证据。
idiom

burst with happiness

充满了极大的喜悦或兴奋
Meaning
to be full of great joy or excitement
Example
The parents **burst with happiness** when they saw their newborn baby.
当父母看到他们的新生婴儿时，他们充满了喜悦。
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。
phrasal-verb

bring together ideas

将不同的想法或方法结合起来，追求共同目标
Meaning
to combine different thoughts or approaches for a shared goal
Example
The summit aims to **bring together ideas** from across nations for sustainable progress.
峰会的目标是**汇集各国的想法**，以促进可持续发展。
phrasal-verb

take off after

快速追赶某人或某物
Meaning
to chase someone or something quickly
Example
The police **took off after** the thief.
警察追赶了小偷。
phrasal-verb

come off well

在某事中取得成功或被积极评判
Meaning
to succeed or be judged positively in something
Example
She **came off well** in the presentation and impressed the board.
她在演示中**表现很好**，给董事会留下了深刻印象。
phrasal-verb

bring up to date

给某人关于某事的最新信息
Meaning
to give someone the latest information about something
Example
Can you **bring me up to date** on the latest news?
你能告诉我最新的新闻吗？
phrasal-verb

jump out at

立即引人注目或令人惊讶
Meaning
to be immediately noticeable or surprising
Example
The bright colors really **jump out at** you.
明亮的颜色真的**跳出来**。
phrasal-verb

make it right

纠正错误或修复因一个人的行为造成的损害
Meaning
to correct a mistake or repair the damage caused by one’s actions
Example
He promised to **make it right** after hurting her feelings.
他承诺在伤害她的感情后会纠正错误。
idiom

speak one’s mind

准确地说出自己的想法
Meaning
to say exactly what one thinks
Example
She always **speaks her mind**, even if it offends people.
她总是**说出自己的想法**，即使这让人不高兴。
idiom

figure out

理解或解决某事
Meaning
to understand or solve something
Example
We need to **figure out** why the emails bounced.
我们需要理解为什么邮件被退回。
phrasal-verb

turn out to be

最终证明是某事
Meaning
to prove to be something in the end
Example
The rumor **turned out to be** false.
谣言最终被证明是假的。
idiom

look before you leap

在做任何事情之前，仔细思考可能的风险
Meaning
to think carefully about possible risks before doing something
Example
Before starting your own business, remember to **look before you leap**.
在开始自己的生意之前，记得 **look before you leap**。
phrasal-verb

build self-discipline

培养对自己行为和情绪的控制力
Meaning
to develop control over one’s actions and emotions
Example
He started to **build self-discipline** by waking up early every day.
他通过每天早起开始培养自律。
phrasal-verb

transform into

完全变成某种新事物
Meaning
to change completely into something new
Example
Over the years, the firm has **transformed into** a fully digital enterprise.
多年来，这家公司已经**转变为**一个完全数字化的企业。
phrasal-verb

delegate to

将责任或任务分配给别人
Meaning
to assign responsibility or tasks to someone else
Example
A good manager knows how to **delegate to** their team members effectively.
一个好的经理知道如何有效地将任务委派给他们的团队成员。
phrasal-verb

point at

把注意力或手指指向某人或某物
Meaning
to direct attention or a finger toward someone or something
Example
Don’t **point at** people; it’s rude.
不要**指着**人; 这不礼貌。
phrasal-verb

pace yourself

控制你工作的速度以避免疲劳
Meaning
to control the speed at which you work to avoid exhaustion
Example
You need to **pace yourself** during busy weeks.
你需要在繁忙的周中 **pace yourself**。
idiom

Above reproach

完全诚实且没有缺陷。
Meaning
Completely honest and without fault.
Example
Her integrity is **above reproach**.
她的诚信无可挑剔。
phrasal-verb

build yourself up

逐渐增加你的自信或力量
Meaning
to increase your confidence or strength gradually
Example
She **built herself up** by practicing every day.
她通过每天练习**建立了自己**。
idiom

in your face advertising

具有攻击性或非常直接的广告形式
Meaning
aggressive or very direct form of advertising
Example
Some brands use **in your face advertising** to stay memorable.
一些品牌使用**直面广告**来保持其记忆度。
idiom

write one’s own story

塑造自己的人生或命运
Meaning
to shape one’s own destiny or path in life
Example
She chose to **write her own story** instead of following tradition.
她选择了**写自己的故事**，而不是遵循传统。
idiom

a bolt from the blue

突然和意想不到的事件或消息
Meaning
a sudden and unexpected event or news
Example
His resignation came **like a bolt from the blue**.
他的辞职就像晴天霹雳一样。
phrasal-verb

act out over stress

因为感到压力山大而表现不佳
Meaning
to behave badly because pressure feels overwhelming
Example
Kids sometimes **act out over stress** when parents pack for long trips.
孩子们有时会**因压力而表现**，当父母为长途旅行打包时。
phrasal-verb

snap under

在压力下失去控制或生气
Meaning
to lose control or become angry under stress
Example
She finally **snapped under** the constant criticism from her boss.
她终于在老板的不断批评下**崩溃了**。
phrasal-verb

carry forward your progress

继续在你已经取得的基础上进行发展
Meaning
to continue developing based on what you have already achieved
Example
Always try to **carry forward your progress** to the next level.
始终努力将你的进展推向下一个层次。
phrasal-verb

open up to feedback

愿意听取并接受建设性的批评
Meaning
to be willing to listen and accept constructive criticism
Example
A good leader must **open up to feedback** from the team.
一个好的领导者必须**对反馈开放**来自团队。
phrasal-verb

throw around

随意使用某物; 随便讨论
Meaning
to use something carelessly; to discuss casually
Example
People often **throw around** big words without understanding them.
人们经常随便使用大词语而不理解它们。
phrasal-verb

take part

参加或参与某项活动
Meaning
to participate or be involved in an activity
Example
Many people **take part** in the annual marathon as a hobby.
许多人作为爱好参加年度马拉松。
phrasal-verb

meet up with

成功达到或完成某些目标或截止日期
Meaning
to successfully reach or fulfill something like a goal or deadline
Example
We worked all night to **meet up with** the project deadline.
我们整晚工作以完成项目的截止日期。
phrasal-verb

code around

为问题找到软件解决方案
Meaning
to find a software workaround for a problem
Example
Engineers **code around** the bug until an official patch ships.
工程师们绕过这个bug，直到发布官方补丁。
phrasal-verb

shut someone down

阻止某人说话或表达自己
Meaning
to stop someone from speaking or expressing themselves
Example
He tried to **shut her down** whenever she disagreed.
每当她不同意时，他总是试图**让她闭嘴**。
phrasal-verb

open communication with

建立一个诚实透明的思想和情感交换
Meaning
to establish an honest and transparent exchange of thoughts and feelings
Example
Couples should **open communication with** each other to avoid misunderstandings.
情侣们应该**开启沟通与**彼此，以避免误解。
idiom

to be like family

像家人一样亲近
Meaning
to be as close as family members
Example
My neighbors are **like family** to me.
我的邻居对我来说就像家人一样。
idiom

synergy effect

两家或更多公司共同合作所带来的更高效能或价值
Meaning
the increased effectiveness or value that results from two or more companies working together
Example
The partnership created a **synergy effect**, benefiting both companies.
合作关系创造了一个协同效应，使两家公司都受益。
phrasal-verb

put up

提供住宿; 举起某物; 展示
Meaning
to provide accommodation; to raise something; to display
Example
They will **put up** a tent for the night.
他们会搭建一个帐篷过夜。
phrasal-verb

team around

组织或聚集一群人以实现共同的目标
Meaning
to organize or gather a group of people for a common purpose
Example
We should **team around** this project to deliver the best results.
我们应该围绕这个项目组织团队，以取得最佳结果。
phrasal-verb

stick to a plan

严格按照计划执行，不放弃
Meaning
to follow a plan strictly without giving up
Example
If you **stick to a plan**, you’ll achieve your goals faster.
如果你坚持一个计划，你会更快实现目标。
phrasal-verb

sink in

完全理解或情感上接受
Meaning
to be fully understood or accepted emotionally
Example
It took a while for the news to **sink in**.
新闻需要一些时间才能完全 **sink in**。
idiom

tear into someone

愤怒地批评某人
Meaning
to criticize someone angrily
Example
The coach **tore into** the players after they lost the game.
教练在他们输了比赛后**批评了**球员。
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

button up

完成准备工作或安全地关闭某物
Meaning
to finish preparations or close something securely
Example
Let’s **button up** the proposal by Friday.
让我们在周五前**button up**提案。
idiom

climbing the ladder

改善自己的位置，通常是在职业或个人成长中
Meaning
to improve one's position, typically in a career or personal growth
Example
He started at the bottom of the company and has been **climbing the ladder** ever since.
他从公司最底层开始，从那时起他一直在**爬上梯子**。
idiom

seat at the table

在重要决策中拥有影响力或参与
Meaning
to have influence or participation in important decision-making
Example
Developing nations are demanding a **seat at the table** in climate talks.
发展中国家要求在气候谈判中拥有一个**桌子上的座位**。
idiom

lose faith in someone

失去对某人的信任
Meaning
to stop trusting someone
Example
After what he did, I’ve completely **lost faith in him**.
在他做了那件事之后，我完全失去了对他的信任。
idiom

play by ear

即兴发挥或随行决定，而不是遵循固定计划
Meaning
to improvise or decide as you go rather than following a fixed plan
Example
We don't have a fixed schedule, so let's just **play it by ear**.
我们没有固定的日程安排，所以就随意处理吧。
phrasal-verb

cheat on

对你的伴侣不忠
Meaning
to be unfaithful to your partner
Example
She found out that her boyfriend had **cheated on** her.
她发现她的男朋友对她不忠。
phrasal-verb

step up for responsibility

自愿承担挑战或责任
Meaning
to take on a challenge or responsibility willingly
Example
Leaders must **step up for responsibility** when the situation demands it.
当情况要求时，领导者必须承担责任。
idiom

pan out

结果很好或产生了好的结果
Meaning
to turn out well or produce a good result
Example
Luckily, our backup plan **panned out**.
幸运的是，我们的备用计划成功了。
idiom

give someone a warm welcome

非常友好和热情地迎接某人
Meaning
to greet someone very kindly and enthusiastically
Example
They **gave us a warm welcome** when we arrived.
我们到达时，他们热情地欢迎了我们。
idiom

take the cake

是最好的或最突出的
Meaning
to be the best or most outstanding
Example
Among all the entries, your design really **takes the cake**.
在所有参赛作品中，你的设计确实最突出。
idiom

Jump in at the deep end

没有准备地承担一项艰难的任务
Meaning
to take on a difficult task without preparation
Example
I had to **jump in at the deep end** when I started my new job.
当我开始我的新工作时，我不得不**跳进深水区**。
idiom

keep your eye on the ball

专注于你的目标
Meaning
to stay focused on your goal
Example
If you **keep your eye on the ball**, you’ll succeed.
如果你**专注于目标**，你就会成功。
idiom

the political hot potato

一个没有人愿意处理的争议问题
Meaning
a controversial issue that no one wants to handle
Example
Corruption has become **a political hot potato** in the country.
腐败已成为该国的**一个争议的政治问题**。
phrasal-verb

disagree with

与某人意见不合；有不同的看法
Meaning
to have a different opinion from someone else
Example
I respectfully **disagree with** your conclusion.
我尊重地不同意你的结论。
phrasal-verb

zero in on goals

将所有注意力和努力集中在实现某事上
Meaning
to focus all attention and effort on achieving something
Example
The team needs to **zero in on goals** to stay efficient.
团队需要**专注于目标**以保持高效。
idiom

in one ear and out the other

对所说的话不加注意
Meaning
to not pay attention to what is said
Example
Whatever I tell him goes **in one ear and out the other**.
无论我对他说什么，都左耳进右耳出。
phrasal-verb

bring home

赢得或实现一些有价值或重要的东西
Meaning
to win or achieve something valuable or important
Example
The team worked hard and finally **brought home** the championship trophy.
团队努力工作，最终带回了冠军奖杯。
idiom

time is money

时间很宝贵，不应浪费
Meaning
time is valuable and should not be wasted
Example
In business, every minute counts because **time is money**.
在商业中，每一分钟都很重要，因为**时间就是金钱**。
phrasal-verb

bring along

带某人或某物去你去的地方
Meaning
to take someone or something with you when you go somewhere
Example
You can **bring along** your sister to the party if you like.
如果你愿意，你可以带你的妹妹去派对。
idiom

machine learning fairness

确保机器学习模型做出公正、公平决策的概念。
Meaning
the concept of ensuring that machine learning models make unbiased, equitable decisions.
Example
The research team focused on improving **machine learning fairness** to eliminate discrimination.
研究小组专注于改进**机器学习公平性**以消除歧视。
idiom

keep one's cards close to the chest

将计划或意图保密
Meaning
to keep one's plans or intentions secret
Example
During the negotiations, she **kept her cards close to the chest**.
在谈判期间，她**保持了自己的卡片靠近胸部**。
idiom

under investigation

因涉嫌不当行为，正在由当局进行调查或审查
Meaning
being examined or looked into by authorities for possible wrongdoing
Example
The suspect is currently **under investigation** for his involvement in the crime.
嫌疑人目前因涉嫌参与犯罪而接受调查。
idiom

go for broke

冒一切风险去取得成功
Meaning
to risk everything to achieve success
Example
They decided to **go for broke** and launch their new product.
他们决定冒一切风险推出他们的新产品。
idiom

in a tight spot

处于一个困难或棘手的情况
Meaning
to be in a difficult or tricky situation
Example
He found himself **in a tight spot** when both friends asked for help.
当两个朋友请求帮助时，他发现自己**陷入困境**。
idiom

get the wrong end of the stick

完全误解某个情况或声明
Meaning
to misunderstand a situation or statement completely
Example
I think you’ve **got the wrong end of the stick**—I wasn’t blaming you.
我觉得你**理解错了**—我并没有责怪你。
phrasal-verb

adapt within

在保持个人身份的同时调整自己
Meaning
to adjust oneself while keeping personal identity
Example
Immigrants often **adapt within** new societies while keeping their traditions alive.
移民常常在保持他们的传统活力的同时，适应新社会。
phrasal-verb

focus forward

专注于未来的目标，而不是过去的错误
Meaning
to concentrate on future goals instead of past mistakes
Example
You should **focus forward** instead of worrying about what went wrong.
你应该**focus forward**，而不是担心过去发生的事情。
idiom

throw money around

挥霍无度地花钱
Meaning
to spend money carelessly or extravagantly
Example
Some rich importers love to **throw money around** at trade fairs.
一些富有的进口商喜欢在贸易展上**挥霍无度地花钱**。
phrasal-verb

keep faith in

尽管面临困难，仍然相信某事或某人
Meaning
to continue believing in something or someone despite difficulties
Example
Always **keep faith in** yourself, even when no one else does.
即使别人不相信，依然要相信自己。
phrasal-verb

step beyond limits

超越你认为可能的范围
Meaning
to go past what you thought was possible
Example
To grow, you need to **step beyond limits** and challenge yourself.
为了成长，你需要**超越极限**，挑战自己。
idiom

driving innovation

领导或激发新的创意想法。
Meaning
leading or inspiring new and creative ideas.
Example
The startup is **driving innovation** in renewable energy solutions.
这家初创公司在可再生能源解决方案中**驱动创新**。
phrasal-verb

sync expectations up

确保每个人理解相同的计划
Meaning
to make sure everyone understands the same plan
Example
Let's **sync expectations up** before we send the proposal.
在发送提案之前，我们先同步期望。
idiom

viral content

在互联网上迅速传播的内容，通常通过社交媒体。
Meaning
Content that spreads rapidly across the internet, usually through social media.
Example
The video went **viral** after being shared on Facebook.
这段视频在脸书上分享后迅速**走红**。
phrasal-verb

botch up

做工作做得很差或很马虎
Meaning
to do a job badly or carelessly
Example
He completely **botched up** the report.
他把报告完全搞砸了。
phrasal-verb

train through setbacks

即使在困难后仍然继续练习
Meaning
to keep practicing even after difficulties
Example
Athletes **train through setbacks** by adjusting their routines.
运动员通过调整他们的例行程序来**通过挫折训练**。
phrasal-verb

point to

显示某物的位置; 提出某物作为证据
Meaning
to show where something is; to suggest something as evidence
Example
All the facts **point to** his innocence.
所有的事实都指向他的清白。
phrasal-verb

keep cool

保持冷静
Meaning
to remain calm in a stressful situation
Example
It’s important to **keep cool** even when things go wrong.
即使事情出错，也要**保持冷静**。
phrasal-verb

open with gratitude

通过表达感谢来开始对话或消息
Meaning
to start a conversation or message by expressing thanks
Example
She **opened with gratitude** before discussing the main issue.
她在讨论主要问题之前先表达了感激之情。
idiom

Front page news

极其重要或广泛讨论的新闻
Meaning
Extremely important or widely discussed news
Example
His heroic act became **front page news** the next morning.
他的英雄事迹第二天早晨成为了**头条新闻**。
idiom

open a new chapter

在生活中开始新的阶段或时期
Meaning
to begin a new stage or period in life
Example
Graduating from university **opened a new chapter** in her life.
大学毕业 **开启了她生活的新篇章**。
phrasal-verb

reach beyond limits

尝试实现看似不可能的事情; 超越舒适区
Meaning
to try to achieve more than what seems possible; to go further than your comfort zone
Example
She always inspires others to **reach beyond limits** and dream big.
她总是鼓励他人超越极限，敢于做大梦。
idiom

paint a picture

生动或清晰地描述某物
Meaning
to describe something vividly or clearly
Example
The journalist tried to **paint a picture** of life in the refugee camp.
记者试图描绘难民营中的生活。
phrasal-verb

boil up

kaishi gan de hen shengqi
Meaning
to start feeling very angry
Example
Anger began to **boil up** inside him during the argument.
Tui lian de shijian, nali de nuqi kaishi **boil up**.
phrasal-verb

move with

根据不断变化的趋势或环境进行调整
Meaning
to adjust according to changing trends or environments
Example
Companies that **move with** the market survive longer.
那些适应市场变化的公司能存活得更久。
phrasal-verb

bounce ideas off

与某人分享并讨论想法以获取反馈
Meaning
to share and discuss ideas with someone to get feedback
Example
I love to **bounce ideas off** my teammates before finalizing a plan.
我喜欢在最终确定计划之前，和我的队友们讨论想法。
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

AI arms race

公司或国家之间在人工智能发展中争夺领导地位的竞争
Meaning
competition among companies or nations to lead in AI development
Example
Big tech companies are engaged in an **AI arms race**.
大型科技公司正在参与一场**AI军备竞赛**。
idiom

sign off on

正式批准某事
Meaning
to formally approve something
Example
The director needs to **sign off on** the final budget.
导演需要**签署**最终预算。
idiom

bent over backwards

非常努力地帮助或取悦某人
Meaning
to try very hard to help or please someone
Example
She **bent over backwards** to make sure everyone was happy.
她**弯腰后仰**确保每个人都很高兴。
idiom

learn the hard way

通过经验学习某事，特别是通过犯错误来学习
Meaning
to learn something through experience, especially through making mistakes
Example
He **learned the hard way** that honesty is the best policy.
他**通过艰难的方式**学到了诚实是最好的政策。
idiom

hair-raising experience

非常可怕或令人恐惧的事情
Meaning
something very frightening or terrifying
Example
Driving through that storm was a **hair-raising experience**.
穿越那场风暴是一场毛骨悚然的经历。
idiom

forgive and forget

停止生气，不再记得别人的错误
Meaning
to stop being angry and not remember someone’s mistake
Example
Let’s **forgive and forget** and move on.
让我们原谅并忘记，然后继续前进。
phrasal-verb

pull back on

减少或停止做某事，尤其是支出或投资；撤回努力或承诺
Meaning
to reduce or stop doing something, especially spending or investment; to withdraw effort or commitment
Example
During the economic crisis, many companies **pull back on** new projects to save money.
在经济危机期间，许多公司停止了新项目以节省资金。
idiom

to be on cloud nine

极度高兴
Meaning
to be extremely happy
Example
She was **on cloud nine** after hearing the good news about her promotion.
她在听到关于晋升的好消息后，**云端九**了。
idiom

tack on

在最后添加额外内容
Meaning
to add something extra, especially at the end
Example
They **tacked on** a brief Q&A after the session.
他们在会议后**添加**了简短的问答环节。