a cog in the machine
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All Types idiom phrasal-verb proverb
Content locale
EN 英语 BN 孟加拉语 HI 印地语 ES 西班牙语 FR 法语 DE 德语 RU 俄语 ZH 中文 JA 日语
All Expression Cards All Expressions
idiom

a cog in the machine

大型系统中的一个小而重要的部分
Meaning
a small but essential part of a large system
Example
Every engineer is **a cog in the machine** that keeps the factory running.
每个工程师都是**机器中的一颗齿轮**，帮助工厂运转。
idiom

can't believe your eyes

惊讶到怀疑自己看到的东西
Meaning
to be so surprised that you doubt what you are seeing
Example
I **couldn’t believe my eyes** when I saw the snowfall.
当我看到雪花时，我简直不敢相信自己的眼睛。
idiom

playing the field

在同一市场上与许多其他公司或个人竞争
Meaning
competing with many other companies or individuals in the same market
Example
The company is **playing the field** by expanding into new markets worldwide.
该公司通过拓展全球新市场来参与竞争。
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

keep a stiff upper lip

在困难的情况下不表现出情绪
Meaning
to not show your emotions in difficult situations
Example
Even after losing the match, the team **kept a stiff upper lip**.
即使输掉比赛，团队仍保持镇定。
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

two-faced

虚伪的；假装友好却不诚实
Meaning
deceitful; pretending to be friendly while being dishonest
Example
She seems nice, but she’s actually **two-faced**.
她看起来很好，但实际上她是两面派。
idiom

I’d say

用于表达经过考虑的意见
Meaning
used to express a considered opinion
Example
**I’d say** this is the best option we have.
**我会说** 这是我们拥有的最佳选择
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

stand by your principles

在困难的情况下仍然忠于你的价值观
Meaning
to remain loyal to your values, even in difficult situations
Example
She always **stands by her principles** in tough times.
她在困难时期总是坚持自己的原则。
idiom

give someone a run for their money

与某人进行激烈的竞争
Meaning
to compete strongly against someone
Example
The new player **gave the champion a run for his money**.
新选手给冠军带来了强烈的竞争。
idiom

go into orbit

变得非常兴奋或生气
Meaning
to become very excited or angry
Example
Mom **went into orbit** when she saw the mess in my room.
妈妈看到我的房间乱七八糟时，气得不行。
idiom

nitpick

在某事中挑剔小的、不重要的错误
Meaning
to find small, unimportant faults in something
Example
Stop **nitpicking** every little mistake I make!
别再对我犯的每个小错误吹毛求疵了！
idiom

a roller coaster of emotions

经历强烈且波动的情感
Meaning
experiencing intense and fluctuating emotions
Example
Her life has been **a roller coaster of emotions** since the accident.
自从事故以来，她的生活就像一场情感过山车。
idiom

ace a test

在考试中表现极好
Meaning
to do extremely well on a test
Example
He studied hard and managed to **ace the test**.
他努力学习，并成功地 **通过了考试**。
idiom

take five

休息一下
Meaning
to take a short break
Example
Let's **take five** before continuing the meeting.
我们在继续会议之前 **休息五分钟**。
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

grow out of something

随着你变老或变得更成熟，停止喜欢或做某事
Meaning
to stop liking or doing something as you become older or more mature
Example
He eventually **grew out of** his bad habits.
他最终戒掉了他的坏习惯。
idiom

Throw down the gauntlet

挑战某人打架或竞争。
Meaning
To challenge someone to fight or compete.
Example
He **threw down the gauntlet** by questioning his opponent’s honesty.
他通过质疑对手的诚实来抛出了挑战。
idiom

add insult to injury

让糟糕的情况变得更糟
Meaning
to make a bad situation even worse
Example
First, they lost the game, and then, to **add insult to injury**, their bus broke down.
首先，他们输了比赛，然后，**雪上加霜**，他们的公交车坏了。
idiom

steam coming out of your ears

看起来或感觉非常生气
Meaning
to look or feel extremely angry
Example
He had **steam coming out of his ears** after the argument.
争吵后，他的耳朵里**冒出了蒸汽**。
idiom

A team player

在团队中能与他人合作良好的人。
Meaning
Someone who works well with others in a group.
Example
John is **a team player** who always supports his colleagues.
约翰是一个**团队成员**，总是支持他的同事。
idiom

big data

极大的数据集，可以通过计算分析来揭示模式、趋势和关联。
Meaning
Extremely large data sets that may be analyzed computationally to reveal patterns, trends, and associations.
Example
The company uses **big data** to improve customer experience.
公司使用**大数据**来提升客户体验。
idiom

a crash course

短期强化学习课程
Meaning
a short and intensive course of study
Example
I had to take a **crash course** in programming before starting the job.
在开始工作之前，我不得不参加一个编程**速成课程**。
idiom

hashtag activism

使用标签来支持在线的社会或政治原因
Meaning
using hashtags to support social or political causes online
Example
**Hashtag activism** can raise awareness but may not lead to real change.
**标签行动主义**可以提高意识，但不一定会带来真正的改变。
idiom

once in a while

有时候，但不是很频繁
Meaning
sometimes, but not very often
Example
I enjoy eating out **once in a while**, but I prefer home-cooked meals.
我喜欢偶尔出去吃饭，但我更喜欢家常菜。
idiom

Patience pays off

耐心最终会带来积极的结果。
Meaning
Being patient will eventually lead to positive results.
Example
I know you’ve been waiting for a long time, but trust me, **patience pays off**.
我知道你等了很长时间，但相信我，耐心会得到回报。
idiom

spread the love

向他人展示善意和情感
Meaning
to show kindness and affection to others
Example
She always tries to **spread the love** by helping others.
她总是通过帮助他人来传播爱。
idiom

back out

退出协议或承诺
Meaning
to withdraw from an agreement or commitment
Example
They can’t **back out** after signing the contract.
他们在签署合同后不能退出。
idiom

clear the air

通过坦诚交谈消除紧张或误会
Meaning
to remove tension or misunderstanding by talking openly
Example
We need to sit down and **clear the air** about what happened last week.
我们需要坐下来坦诚地谈谈上周发生的事情，以消除误会。
idiom

butterflies in one's stomach

感到紧张或焦虑
Meaning
feeling nervous or anxious
Example
I had **butterflies in my stomach** before the interview.
面试前我感到很紧张。
idiom

show appreciation

表达感激或认可
Meaning
to express gratitude or recognition
Example
We should **show appreciation** for our teachers more often.
我们应该更经常**表示感谢**我们的老师。
idiom

on the bench

在法庭上担任法官
Meaning
serving as a judge in a court
Example
She spent 20 years **on the bench** before retiring.
她在退休之前作为法官工作了20年。
idiom

black and blue

淤伤; 有伤口的痕迹
Meaning
bruised; having marks from injury
Example
He was **black and blue** after falling off his bike.
他摔下自行车后淤伤了。
idiom

taste of success

第一次体验成功
Meaning
to experience success for the first time
Example
After years of struggle, he finally got a **taste of success**.
经过多年的努力，他终于尝到了成功的味道。
idiom

Pick up the tab

为某事付账。
Meaning
To pay the bill for something.
Example
John offered to **pick up the tab** for everyone.
约翰提议为大家付账。
idiom

helping hand

帮助或支持
Meaning
assistance or support
Example
He offered a **helping hand** when I was struggling.
当我挣扎时，他伸出了援助之手。
idiom

reach new heights

比以前获得更多，改进
Meaning
to achieve more than before, to improve
Example
Their business is now **reaching new heights** in terms of revenue.
他们的生意现在在收入方面正在**达到新高度**。
idiom

sitting on a gold mine

拥有某些非常有价值的东西，但尚未意识到
Meaning
to have something very valuable that is not yet realized
Example
That old property is worth millions — you're **sitting on a gold mine**.
那块老物业价值数百万——你坐在一座金矿上。
idiom

machine mind

一种依赖于逻辑和计算的思维方式
Meaning
a way of thinking that relies heavily on logic and computation
Example
You need a **machine mind** to understand how neural networks operate.
你需要一个**机器思维**来理解神经网络是如何运作的。
idiom

ease onto

轻轻地移动到某物上
Meaning
to move gently onto something
Example
Please **ease onto** the ramp to avoid jolts.
请轻轻地移动到坡道上以避免震动。
idiom

asleep on your feet

极度疲倦，几乎要睡着
Meaning
extremely tired and almost falling asleep
Example
You look **asleep on your feet** after working all day.
你工作了一整天，看起来快要睡着了。
idiom

That’s for sure

用于强烈确认同意
Meaning
Used to strongly confirm agreement
Example
He’s a great leader — **that’s for sure**.
他是一个伟大的领导者 — 这是真的。
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

at loggerheads

在强烈的分歧或冲突中
Meaning
in strong disagreement or conflict
Example
The two departments have been **at loggerheads** over the new policy.
这两个部门在新政策上存在强烈的分歧。
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

move past

克服或停止关注某事
Meaning
to overcome or stop focusing on something
Example
It’s time to **move past** the misunderstanding.
是时候**克服**这个误解了。
idiom

drum up

增加对某事的兴趣或支持
Meaning
to increase interest or support for something
Example
The volunteers are visiting schools to **drum up** excitement for the festival.
志愿者正在访问学校，以增加节日的兴奋。
idiom

stay the course

继续做某事直到完成或成功
Meaning
to continue doing something until it is finished or successful
Example
It’s hard, but you need to **stay the course**.
这很难，但你需要**坚持到底**。
idiom

go up in smoke

完全失败; 什么都没得到
Meaning
to fail completely; to come to nothing
Example
All his dreams **went up in smoke** after the deal collapsed.
在交易失败后，他所有的梦想**化为乌有**。
idiom

hand over to

将控制权或责任交给某人
Meaning
to transfer control or responsibility to someone
Example
I’ll **hand this over to** the legal team for review.
我将**把这个交给**法律团队进行审查。
idiom

plan B

第一个计划失败时的备用计划
Meaning
an alternative plan if the first one fails
Example
We should have a **plan B** in case things go wrong.
我们应该有一个计划B，以防事情出错。
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

to screw up

犯严重错误或弄坏某物
Meaning
to make a serious mistake or spoil something
Example
I really **screwed up** the presentation.
我真的把演讲搞砸了。
idiom

window of opportunity

一个短暂的时期，在这个时期内有机会
Meaning
a short period when a chance is available
Example
We have a small **window of opportunity** to launch this product.
我们有一个小的机会窗口来推出这个产品。
idiom

The Scarlet Letter

羞耻或社会污名的象征。
Meaning
A symbol of shame or social stigma.
Example
In that conservative town, being divorced was like wearing **a Scarlet Letter**.
在那个保守的小镇，离婚就像戴着红字一样。
idiom

wear the crown

处于领导或权力的位置
Meaning
to be in a position of leadership or power
Example
It's not easy to **wear the crown** and handle all responsibilities.
要穿上**wear the crown**并处理所有的责任并不容易。
idiom

Miracles happen

意想不到的好事可能发生。
Meaning
Unexpected good things can occur.
Example
Don’t lose faith—**miracles happen** every day.
不要失去信念——奇迹每天都在发生。
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

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

settle the score

报复或解决过去的冲突
Meaning
to take revenge or resolve a conflict from the past
Example
He wanted to **settle the score** after last year's argument.
他想在去年的争执后复仇。
idiom

roam around

漫无目的地旅行或走动
Meaning
to travel or walk around aimlessly
Example
We spent the afternoon **roaming around** the old city.
我们度过了下午，**漫游四周**在老城里。
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

put a spin on

以影响人们感知的方式呈现信息
Meaning
to present information in a way that influences people's perception
Example
The media often **puts a spin on** stories to attract viewers.
媒体经常**对故事加以包装**以吸引观众。
idiom

sour grapes

假装不喜欢你得不到的东西
Meaning
pretending to dislike something you can’t have
Example
His comments about the award being unfair are just **sour grapes**.
他关于奖项不公平的评论只是**酸葡萄**。
idiom

keep your chin up

在困难的情况下保持积极，并且不要失去希望
Meaning
to stay positive and not lose hope in difficult situations
Example
**Keep your chin up**; things will get better soon.
抬起头来；事情很快就会好起来。
idiom

talk the talk

自信地谈论某事
Meaning
to speak confidently about something
Example
He can **talk the talk**, but can he walk the walk?
他能自信地谈论，但能做到吗？
idiom

make a name for yourself

在某个领域中闯出名声
Meaning
to become well-known or successful in a particular field
Example
She **made a name for herself** in the world of fashion design.
她在时装设计界闯出了名声。
idiom

at the eleventh hour

在最后时刻
Meaning
at the very last moment
Example
He submitted his assignment **at the eleventh hour**.
他在最后时刻提交了他的作业。
idiom

lend a hand

帮助某人做某事
Meaning
to help someone with something
Example
Can you **lend a hand** with these boxes?
你能帮忙搬这些箱子吗？
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

Economic bubble

一种资产价格远远高于其真实价值的情况。
Meaning
A situation where asset prices rise far above their real value.
Example
The housing **economic bubble** burst in 2008, causing a global crisis.
2008年住房经济泡沫破裂，引发了全球危机。
idiom

fear of the unknown

对未知事物的焦虑
Meaning
anxiety about things that are unfamiliar or uncertain
Example
Many people avoid change because of their **fear of the unknown**.
许多人因为他们的**对未知的恐惧**而避免变化。
idiom

dial into

连接到电话或会议
Meaning
to connect to a call or meeting
Example
We’ll **dial into** the client briefing at noon.
我们将在中午连接到客户简报会。
idiom

spin the truth

以对特定观点有利的方式呈现一种情况
Meaning
to present a situation in a way that benefits a particular perspective
Example
The politician tried to **spin the truth** about the scandal to protect his reputation.
政客试图把丑闻的真相**斯宾 德 特鲁斯**来保护他的声誉。
idiom

a paradigm shift

方法或基本假设的根本变化
Meaning
a fundamental change in approach or underlying assumptions
Example
The invention of the internet marked a **paradigm shift** in communication and information sharing.
互联网的发明标志着通信和信息共享的**范式转变**。
idiom

take the edge off

让糟糕的情况或感觉不那么强烈或不愉快
Meaning
to make a bad situation or feeling less intense or unpleasant
Example
A hot cup of tea always helps to **take the edge off**.
一杯热茶总是有助于缓解压力。
idiom

tighten one’s belt

因经济困难而减少支出
Meaning
to spend less money due to financial difficulties
Example
After losing his job, he had to **tighten his belt**.
失业后，他不得不**勒紧腰带**。
idiom

after the storm comes the calm

风暴之后是平静
Meaning
peace follows a period of trouble
Example
Stay patient; **after the storm comes the calm**.
保持耐心；**风暴过后，平静来临**。
idiom

out of memory

无法清晰思考；精神上筋疲力尽
Meaning
unable to think clearly; mentally exhausted
Example
After working all night, I was completely **out of memory**.
通宵工作后，我精神上完全筋疲力尽。
idiom

Go where no man has gone before

探索或尝试以前从未做过的事情。
Meaning
To explore or attempt something that has never been done before.
Example
The mission to Mars aims to **go where no man has gone before**.
火星任务旨在前往无人到过的地方。
idiom

sweat blood

付出巨大的努力
Meaning
to make an enormous effort
Example
He **sweat blood** to get that promotion.
他为了获得这个晋升，付出了巨大的努力。
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

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

to fall head over heels

深深地爱上
Meaning
to fall deeply in love
Example
He **fell head over heels** for her the moment they met.
他**深深地爱上**了她，当他们见面时。
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

You can say that again

用于强烈同意某人
Meaning
Used to strongly agree with someone
Example
‘It’s been a long day.’ ‘**You can say that again!**’
‘今天真是漫长的一天。’ ‘**你说得对！**’
idiom

to put it bluntly

以直接而坦率的方式表达意见
Meaning
to express an opinion in a direct and straightforward way
Example
**To put it bluntly**, you were wrong.
**坦率地说**, 你错了。
idiom

take a chill pill

冷静下来或放松；不要过度反应
Meaning
to calm down or relax; to not overreact
Example
Hey, **take a chill pill**! It’s not that serious.
嘿，**冷静点吧**！没那么严重。
idiom

the tide has turned

局势开始向有利于你的一方变化
Meaning
a situation has started to change in your favor
Example
After months of bad luck, **the tide has turned** for our team.
经过几个月的厄运，**局势已开始转向**我们的团队。
idiom

separate the wheat from the chaff

区分有价值和无价值的东西
Meaning
to distinguish valuable things from worthless ones
Example
It’s time to **separate the wheat from the chaff** in this project.
现在是时候在这个项目中**将麦子和糠分开**了。
idiom

at breaking point

如此紧张或疲惫，几乎无法应对
Meaning
so stressed or tired that one can hardly cope
Example
After working 80 hours this week, she’s **at breaking point**.
这周工作80小时后，她已经**处于崩溃边缘**。
idiom

pat yourself on the back

因为做得好而称赞自己
Meaning
to praise yourself for doing something well
Example
You should **pat yourself on the back** for finishing that project.
你应该为完成那个项目而称赞自己。
idiom

down on your luck

经历一段倒霉时期
Meaning
experiencing a period of bad luck
Example
He’s been **down on his luck** since losing his job.
自从失业后，他一直处于倒霉时期。
idiom

to be on the up and up

诚实和值得信赖
Meaning
to be honest and trustworthy
Example
I trust her completely because I know she’s always **on the up and up**.
我完全信任她，因为我知道她总是**诚实和值得信赖**。
idiom

acid test

一个关键测试，证明某物的价值或成功
Meaning
a crucial test that proves the value or success of something
Example
The product launch will be the **acid test** of our new design.
产品发布将是我们新设计的**酸性测试**。
idiom

bend the rules

做例外; 稍微修改规则
Meaning
to make exceptions; to modify rules slightly
Example
The teacher **bent the rules** to help the new student.
老师**弯曲规则**以帮助新学生。
idiom

fair-weather friend

只有在一切顺利时才是朋友的人
Meaning
a person who is only your friend when things are good
Example
A **fair-weather friend** will leave you when things get tough.
一个**晴天朋友**在事情变得困难时会离开你。
idiom

like father, like son

儿子像父亲一样行为
Meaning
a son behaves like his father
Example
Tom loves cars just like his dad — **like father, like son**!
汤姆像他的爸爸一样喜欢汽车 — 就像父亲一样，儿子也是！
idiom

Playing with house money

用轻易或意外获得的钱冒险。
Meaning
Taking risks with money that was gained easily or unexpectedly.
Example
After their early profits, the traders were **playing with house money**.
在早期获利之后，交易者们用轻易获得的钱冒险。
idiom

Roll up your sleeves

准备好努力工作。
Meaning
To prepare to work hard.
Example
Let’s **roll up our sleeves** and get started.
让我们**卷起袖子**开始吧。
idiom

training the model

通过提供数据教人工智能系统如何进行预测
Meaning
to teach an AI system how to make predictions by feeding it data
Example
We spent weeks **training the model** before deployment.
我们花了几周时间在部署前**训练模型**。
idiom

lost in space

困惑或没有注意
Meaning
confused or not paying attention
Example
He looked completely **lost in space** during the lecture.
他在讲座期间看起来完全困惑。
idiom

jot down

快速写下某事，以便以后使用
Meaning
to write something quickly for later use
Example
I always **jot down** ideas as soon as they pop into my head.
我总是尽快写下我的想法，一旦它们出现在我脑海中。
idiom

tough as nails

非常强大和有韧性
Meaning
very strong and resilient
Example
She is **tough as nails**, nothing can break her spirit.
她是 **tough as nails**，没有什么能打破她的精神。
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

chain reaction

由一个事件引发的一系列事件
Meaning
a series of events triggered by one event
Example
One breakthrough can start a **chain reaction** of new innovations.
一个突破可以引发新的创新的**连锁反应**。
idiom

carry the load

承担困难的责任
Meaning
to take responsibility for something difficult
Example
She had to **carry the load** after her manager resigned.
在她的经理辞职后，她不得不承担责任。
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

chase rainbows

尝试实现不可能的事情
Meaning
to try to achieve something impossible
Example
Stop **chasing rainbows** and focus on reality.
停止**追逐彩虹**，专注于现实。
idiom

on your own shoulders

对某事负责
Meaning
to be responsible for something yourself
Example
The success of this event rests **on your own shoulders**.
这个事件的成功完全取决于你自己肩膀上的责任。
idiom

big brother

一个哥哥或一个表现得具有保护性的人
Meaning
an older brother or someone who behaves protectively
Example
Mark acts like a **big brother** to everyone in the neighborhood.
马克对邻里里的每个人都像**大哥哥**一样。
idiom

draw attention

让人们注意到某事
Meaning
to make people notice something
Example
The bright colors **draw attention** to the poster.
明亮的颜色吸引了人们对海报的注意。
idiom

lost in translation

当意义在翻译或交流中丧失或改变时
Meaning
when the meaning is lost or changed in translation or communication
Example
The humor was **lost in translation** when the movie was dubbed.
当电影被配音时，幽默感在**翻译中失落**。
idiom

have your hands full

忙于工作或责任
Meaning
to be very busy with work or responsibilities
Example
She can’t take on another task right now—she already **has her hands full**.
她现在不能接受其他任务——她已经**手忙脚乱**了。
idiom

take someone aback

突然让某人感到惊讶或震惊
Meaning
to surprise or shock someone suddenly
Example
I was **taken aback** by his rude comment.
我被他粗鲁的评论吓了一跳。
idiom

buy a lemon

买到有缺陷或无价值的东西
Meaning
to buy something that is defective or worthless
Example
He **bought a lemon** when he got that used car.
当他买到那辆二手车时，他**买了一个柠檬**。
idiom

kingmaker

一个在决定谁将拥有权力方面具有巨大影响力的人
Meaning
a person who has great influence in deciding who will hold power
Example
The media mogul became a **kingmaker** in national politics.
这位媒体大亨成为了国家政治中的一个**kingmaker**。
idiom

nuts and bolts

某事的基本实际细节
Meaning
the basic practical details of something
Example
Let's focus on the **nuts and bolts** of this new project.
让我们专注于这个新项目的 **nuts and bolts**。
idiom

keep someone’s word

做你承诺的事情
Meaning
to do what you promise to do
Example
You can trust him; he always **keeps his word**.
你可以信任他；他总是**信守承诺**。
idiom

out of the box

富有创意，与通常的想法不同
Meaning
creative and different from usual ideas
Example
Her **out of the box** marketing strategy increased sales rapidly.
她的**out of the box**营销策略迅速提高了销售额。