on the sly
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idiom

on the sly

秘密地; 以狡猾的方式
Meaning
secretly; in a sneaky way
Example
He met her **on the sly** without telling anyone.
他**秘密地**见到她，没告诉任何人。
idiom

nod off

突然睡着，特别是坐着的时候
Meaning
to fall asleep suddenly, especially when sitting
Example
He **nodded off** during the boring lecture.
他在无聊的讲座中睡着了。
idiom

machine minds

指能够学习或思考的人工智能系统
Meaning
refers to artificial intelligence systems capable of learning or thinking
Example
The rise of **machine minds** is reshaping industries worldwide.
‘机器思维’的崛起正在重新塑造全球产业。
idiom

In for the long haul

准备长时间做某事。
Meaning
Prepared to continue something for a long time.
Example
He knew that success would take years, but he was **in for the long haul**.
他知道成功需要多年，但他已经准备好**长期奋斗**。
idiom

to weigh the pros and cons

仔细考虑某事的优缺点
Meaning
to carefully consider the advantages and disadvantages of something
Example
Before making a final decision, it's important to **weigh the pros and cons**.
在做出最终决定之前，重要的是要**权衡利弊**。
idiom

ghost in the machine

系统或人中的神秘或无法解释的力量
Meaning
a mysterious or unexplained force in a system or person
Example
There must be a **ghost in the machine** causing these AI errors.
肯定有一个**机器中的鬼魂**导致这些AI错误。
idiom

too big to fail

一个公司或机构如此重要以至于不太可能失败
Meaning
a company or institution that is so important that it is unlikely to fail
Example
Many financial institutions were considered **too big to fail** during the 2008 financial crisis.
在2008年金融危机期间，许多金融机构被认为是‘大而不倒’。
idiom

hit like a ton of bricks

造成突然且强烈的震惊或惊讶
Meaning
to cause a sudden and strong shock or surprise
Example
The news of his death **hit me like a ton of bricks**.
他去世的消息 **像一吨砖块一样击中了我**。
idiom

warm-hearted

热心且富有同情心
Meaning
kind and sympathetic
Example
She is a **warm-hearted** person who cares for everyone.
她是一个**热心**的人，关心每一个人。
idiom

wrap someone around your finger

完全控制或影响某人
Meaning
to have complete control or influence over someone
Example
She has her boss **wrapped around her finger**.
她完全掌控了她的老板。
idiom

earn trust

通过行动或可靠性获得某人的信任
Meaning
to gain someone's trust through actions or reliability
Example
She worked hard to **earn the trust** of her colleagues.
她努力工作以**获得同事的信任**。
idiom

a bumper crop

异常丰收
Meaning
an unusually large harvest
Example
Farmers are happy this year because of **a bumper crop** of rice.
农民们今年很高兴，因为**丰收的稻米**。
idiom

pivot on a dime

快速改变方向或策略
Meaning
to change direction or strategy quickly
Example
Startups often have to **pivot on a dime** when market trends shift.
当市场趋势发生变化时，创业公司通常需要**在一枚硬币上转向**。
idiom

write off

把某事当作不重要或不值得考虑
Meaning
to dismiss something as unimportant or not worth considering
Example
Don’t **write off** his idea; it might actually work.
不要**放弃**他的想法；它可能真的有效。
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

Jump ship

突然离开工作或组织。
Meaning
To leave a job or organization suddenly.
Example
Several employees **jumped ship** when the new policy was announced.
当新政策宣布时，几名员工**跳船**了。
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

in the cloud

通过互联网在远程服务器上存储或管理
Meaning
stored or managed on remote servers via the internet
Example
All our data is now **in the cloud**.
我们所有的数据现在都在云端。
idiom

take a hit

遭受财务损失
Meaning
to suffer a financial loss
Example
The company **took a hit** after the stock market crash.
公司在股市崩盘后**遭受了损失**。
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

spring for

为某物付钱，特别是作为对他人的款待
Meaning
to pay for something, especially as a treat for others
Example
I'll **spring for** dessert since it's your birthday.
我会为甜点付钱，因为今天是你的生日。
idiom

smell a rat

怀疑某事不对或不诚实
Meaning
to suspect something wrong or dishonest
Example
I **smelled a rat** when he offered me free tickets.
当他给我免费票时，我感觉不对劲。
idiom

pull strings

利用影响力或关系来得到你想要的
Meaning
to use influence or connections to get what you want
Example
She **pulled strings** to get him the job.
她**拉关系**给他弄到了这份工作。
idiom

square peg in a round hole

某人或某物不适合或不属于特定的地方或情况
Meaning
someone or something that doesn't fit or belong in a particular place or situation
Example
Putting a modern building in a historical district is like trying to fit a **square peg in a round hole**.
把一座现代建筑放在一个历史区域里，就像试图把**square peg in a round hole**放进去。
idiom

come full circle

经历一系列变化后回到原来的状态
Meaning
to return to the original state after a series of changes
Example
After years abroad, she’s **come full circle** and moved back home.
在国外多年后，她回到了原点并搬回了家。
idiom

envy eats the heart

嫉妒摧毁一个人的内心平静
Meaning
jealousy destroys one’s peace of mind
Example
**Envy eats the heart**, so stop comparing yourself to others.
嫉妒吃掉了心脏，停止和别人比较吧
idiom

security blanket

让人有安全感或安慰的东西
Meaning
something that gives a sense of safety or comfort
Example
Using a strong password manager is my **security blanket** online.
使用强密码管理器是我在网上的**安全毯**。
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

under the radar

未被注意或未被发现
Meaning
unnoticed or undetected
Example
He stayed **under the radar** during the investigation.
他在调查期间保持低调。
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

bounce around

随意讨论或在想法之间游走
Meaning
to discuss or move between ideas casually
Example
Let’s **bounce around** concepts before we pick one.
让我们在挑选之前讨论概念。
idiom

turn things around

扭转消极的局面并使其积极
Meaning
to reverse a negative situation and make it positive
Example
With some effort, we can **turn things around**.
通过一些努力，我们可以扭转局面。
idiom

pioneer a path

成为第一个做新颖或创新的事情的人。
Meaning
to be the first to do something new or innovative.
Example
She is determined to **pioneer a path** in sustainable fashion.
她决心在可持续时尚领域**开辟一条道路**。
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

rant and rave

大声喊叫并抱怨
Meaning
to shout and complain loudly
Example
He was **ranting and raving** about the bad service.
他正在 **大声喊叫和抱怨** 糟糕的服务。
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

the upper hand

掌握控制或拥有优势
Meaning
to have control or an advantage over someone
Example
The ruling party has **the upper hand** in this situation.
执政党在这种情况下有**上风**。
idiom

no such luck

当期望的事情没有发生时使用
Meaning
used when something hoped for did not happen
Example
I hoped to win the lottery, but **no such luck**.
我希望赢得彩票，但**no such luck**。
idiom

a tough cookie

一个强大的人，不容易被打扰
Meaning
someone who is strong and not easily upset
Example
She’s **a tough cookie**; nothing can discourage her.
她是**a tough cookie**; 没有什么可以让她灰心。
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

slip into

逐渐进入某种状态或开始穿戴某物
Meaning
to gradually enter a state or start wearing something
Example
She quickly **slipped into** a more comfortable outfit.
她迅速**滑入**了更舒适的服装。
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

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

life of the party

聚会中最活跃和最有娱乐性的人
Meaning
the most lively and entertaining person at a party
Example
Jake is always the **life of the party**.
杰克总是聚会的**life of the party**。
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

reboot your perspective

以新的心态重新开始
Meaning
to start fresh with a new mindset
Example
After project failure, the team decided to **reboot their perspective**.
项目失败后，团队决定重新启动他们的观点。
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

make your mark

取得突出或认可
Meaning
to achieve distinction or recognition
Example
He worked hard to **make his mark** in the tech industry.
他努力工作，以在科技行业中**留下自己的印记**。
idiom

kick the habit

停止做坏事或有成瘾性的事情
Meaning
to stop doing something bad or addictive
Example
After ten years of smoking, he finally **kicked the habit**.
吸烟十年后，他终于戒掉了这个习惯。
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

step up your game

提高你的表现或努力
Meaning
to improve your performance or effort
Example
You need to **step up your game** if you want to win.
如果你想赢，你需要提高表现。
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

Out to pasture

让某人或某物退出活跃使用。
Meaning
To retire someone or something from active use.
Example
The old manager was finally **put out to pasture** last year.
那位老经理去年终于退休了。
idiom

down in the dumps

感到悲伤或沮丧
Meaning
feeling sad or depressed
Example
He’s been **down in the dumps** since he lost his job.
自从他失去工作以来，他一直**down in the dumps**。
idiom

to teach an old dog new tricks

试图教某人他们已经习惯的东西
Meaning
to try to teach someone something they are set in their ways about
Example
It’s hard to **teach an old dog new tricks** when it comes to new technology.
当涉及到新技术时，**教一只老狗新把戏**是很难的。
idiom

sell someone out

为了个人利益出卖某人
Meaning
to betray someone for personal gain
Example
He **sold me out** to save himself.
他 **出卖了我** 以拯救自己。
idiom

a weight on your shoulders

沉重的负担或责任，造成压力
Meaning
a heavy burden or responsibility causing stress
Example
Running the company alone is **a weight on his shoulders**.
独自管理公司是 **他肩上的重担**。
idiom

The greater good

一种观点，认为行动应该根据它们对社会整体福祉的贡献来评判，而不是根据个人利益。
Meaning
The idea that actions should be judged based on how much they contribute to the overall well-being of society, rather than individual interests.
Example
In times of crisis, leaders must always think about **the greater good** before making decisions.
在危机时刻，领导者在做决策之前，必须始终考虑 **更大的利益**。
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

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

take the credit

接受因某事而得到的赞扬
Meaning
to accept praise for something one did
Example
She was the one who solved the issue, but he tried to **take the credit**.
是她解决了问题，但他试图**获得功劳**。
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

hands are tied

由于规则或限制而无法自由行动
Meaning
to be unable to act freely because of rules or restrictions
Example
The government’s **hands are tied** due to international trade laws.
由于国际贸易法的限制，政府的双手被束缚。
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

to make matters worse

使糟糕的情况变得更加困难或令人不快
Meaning
to make a bad situation even more difficult or unpleasant
Example
I was already late, and **to make matters worse**, I couldn't find my keys.
我已经迟到了，更糟的是，我找不到我的钥匙。
idiom

break the chains

摆脱限制或约束
Meaning
to free oneself from restrictions or limitations
Example
She wanted to **break the chains** of social expectations.
她想**打破社会期望的束缚**。
idiom

put your money where your mouth is

用行动或金钱支持你的话
Meaning
to support your words with actions or financial commitment
Example
If you believe in the project, **put your money where your mouth is**.
如果你相信这个项目，就投入资金
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

source close to the matter

一个未确定但知情的来源
Meaning
an unidentified but informed source
Example
A **source close to the matter** confirmed the rumor.
一个接近此事的来源确认了这个谣言。
idiom

get a second wind

在感到疲劳后获得一阵能量
Meaning
to have a burst of energy after feeling tired
Example
After a short break, she **got a second wind** and finished the race.
短暂休息后，她 **重获活力** 并完成了比赛。
idiom

hit the airwaves

开始在电视或广播中播出
Meaning
to start being broadcast on television or radio
Example
The new talk show will **hit the airwaves** next week.
新的脱口秀将在下周通过电视和广播播出。
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

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

have words with

与某人争吵或不同意
Meaning
to argue or disagree with someone
Example
She **had words with** her boss about the new schedule.
她与老板就新日程发生了争执。
idiom

make a long story short

简短地讲述某事
Meaning
to tell something briefly
Example
To **make a long story short**, I missed my flight.
为了**简短地讲述这件事**，我错过了航班。
idiom

own it

为你是谁或你做的事而感到骄傲
Meaning
to take pride in who you are or what you do
Example
Don’t be shy about your success—**own it**!
不要因你的成功而感到害羞——**自豪吧**！
idiom

sworn enemy turned friend

曾经是你的敌人但现在是朋友的人
Meaning
someone who was once your enemy but is now a friend
Example
After years of rivalry, they became **sworn enemies turned friends**.
经过多年的竞争，他们成了由敌人变成朋友的人。
idiom

tell a tall tale

讲一个夸张或虚假的故事
Meaning
to tell an exaggerated or false story
Example
He loves to **tell tall tales** about his adventures.
他喜欢讲关于他冒险的夸张故事。
idiom

Wishful thinking

相信某事是因为你希望它是真的，而不是因为它现实。
Meaning
Believing something because you want it to be true, not because it is realistic.
Example
Believing you'll win the lottery is just **wishful thinking**.
相信你会中彩票只是wishful thinking。
idiom

train of thought

一系列相连的思维
Meaning
a connected series of thoughts
Example
I lost my **train of thought** during the presentation.
我在演示中失去了我的**列车的思维**。
idiom

shore up

加强或支持某事
Meaning
to strengthen or support something
Example
They’re investing to **shore up** the rural clinics.
他们正在投资以加强农村诊所。
idiom

team up with

与某人合作以实现共同目标
Meaning
to collaborate with someone for a common goal
Example
The nonprofits **teamed up with** local schools for the project.
非营利组织与当地学校合作开展项目。
idiom

cover all the bases

为每个可能的情况做好准备
Meaning
to prepare for every possible situation
Example
We need to **cover all the bases** before the meeting.
我们需要在会议之前做好准备。
idiom

wash one’s hands of something

不再对某事负责
Meaning
to stop being responsible for something
Example
He **washed his hands of** the project after it failed.
在项目失败后，他洗手不干了。
idiom

a storm in a teacup

一个被夸大的小问题
Meaning
a small problem that is exaggerated
Example
Their argument was just **a storm in a teacup**.
他们的争论只是**茶杯里的风暴**。
idiom

raise the stakes

提高风险或难度的水平
Meaning
to increase the level of risk or difficulty
Example
We need to **raise the stakes** if we want to make a bigger impact.
如果我们想产生更大的影响力，我们需要**提高赌注**。
idiom

how do you do

一种正式的问候语，用于第一次见面时
Meaning
a formal greeting used when meeting someone for the first time
Example
**How do you do?** It’s a pleasure to meet you.
**你好吗？** 很高兴见到你。
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

take the rap

因某事受到惩罚或责备，通常不公平。
Meaning
to be punished or blamed for something, often unfairly.
Example
He **took the rap** for the team’s poor performance.
他为团队的糟糕表现承担了责任。
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

jump in

迅速加入某个活动
Meaning
to join an activity quickly
Example
Feel free to **jump in** if you have suggestions.
如果你有建议，请随时**加入**。
idiom

head off for

前往目的地
Meaning
to depart for a destination
Example
We’ll **head off for** the airport at 5 a.m.
我们将在早上5点出发去机场。
idiom

doomscrolling

不断浏览负面新闻或在线的负面内容
Meaning
endlessly scrolling through bad news or negative content online
Example
I stayed up late **doomscrolling** last night.
昨晚我熬夜在**doomscrolling**。
idiom

the calm before the storm

问题开始前的平静时光
Meaning
a peaceful time before trouble begins
Example
The classroom was silent, like **the calm before the storm**.
教室里很安静，就像**风暴前的宁静**。
idiom

a thing of the past

不再存在或发生的事情
Meaning
something that no longer exists or happens
Example
With smartphones, landline phones are **a thing of the past**.
有了智能手机，座机电话成了**过去的事情**。
idiom

throw your hat in the ring

对某事表示兴趣，特别是对竞争或挑战
Meaning
to show interest in something, especially a competition or challenge
Example
I decided to **throw my hat in the ring** and apply for the leadership role.
我决定**把我的帽子扔进擂台**，申请领导角色。
idiom

beat someone to the punch

在别人之前做某事
Meaning
to do something before someone else does
Example
He **beat me to the punch** by applying for the job first.
他通过首先申请这份工作**抢先一步**。
idiom

spur of the moment

一个没有计划或自发的决定或行动
Meaning
an unplanned or spontaneous decision or action
Example
The idea came **on the spur of the moment** during lunch.
这个想法在午餐时**spur of the moment**产生。
idiom

cold shoulder

故意忽视某人
Meaning
to ignore someone deliberately
Example
After the argument, she gave him the **cold shoulder** for days.
争吵后，她几天没有理他。
idiom

ray of hope

可能会发生一些好事的一个小迹象
Meaning
a small sign that something good might happen
Example
The new treatment offers a **ray of hope** for patients.
新治疗为病人提供了一个**希望之光**。
idiom

the naked truth

完整而无掩饰的真相
Meaning
the complete and unvarnished truth
Example
She told me **the naked truth** about what happened.
她告诉我发生的事情的**完整真相**。
idiom

break the silence

在一段沉默之后开始说话
Meaning
to start talking after a period of silence
Example
He was the one to **break the silence** after the awkward pause.
尴尬的沉默之后，他是那个**打破沉默**的人。
idiom

a golden goose

持续财富或利润的来源
Meaning
a source of continuous wealth or profit
Example
Their subscription service has become **a golden goose** for the company.
他们的订阅服务已经成为公司的一只**a golden goose**。
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

hard act to follow

某人或某物如此出色，以至于很难取代
Meaning
someone or something so good that it’s difficult to replace
Example
The previous manager was a **hard act to follow**.
前任经理是一个**hard act to follow**。
idiom

knuckle down

开始努力工作，特别是在拖延之后
Meaning
to start working hard, especially after delaying
Example
It’s time to **knuckle down** and finish this report.
是时候**开始努力工作**并完成这份报告了。
idiom

Keep going

尽管面临困难，仍然坚持下去。
Meaning
Continue with determination despite difficulties.
Example
You're doing great—just **keep going**!
你做得很好——继续加油！
idiom

keep tabs on

密切关注某人或某事
Meaning
to monitor someone or something closely
Example
I try to **keep tabs on** industry trends.
我尽量密切关注行业趋势。
idiom

Freudian slip

无意中犯的错误，暴露出一个人的真实想法或感受。
Meaning
An unintentional mistake that reveals one's true thoughts or feelings.
Example
He made a **Freudian slip** when he called his boss ‘mom’.
他称他的老板为‘妈妈’时犯了一个**弗洛伊德失言**。
idiom

Hear something on the grapevine

听到八卦或非正式的新闻。
Meaning
To hear gossip or unofficial news.
Example
I **heard on the grapevine** that she’s leaving the company.
我**听到一些小道消息**她要离开公司。
idiom

take a rain check

拒绝一个提议，但建议另择时间
Meaning
to decline an offer but suggest doing it another time
Example
Can I **take a rain check** on dinner? I am busy tonight.
我可以**推迟晚餐**吗？我今晚很忙。
idiom

step up to the plate

承担做重要事情的责任
Meaning
to take responsibility for doing something important
Example
When the leader resigned, she **stepped up to the plate** and took charge.
当领导辞职时，她**挺身而出**并接管了控制权。
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

a slip of the tongue

说错了; 无意中说出某些话
Meaning
a spoken mistake; saying something unintentionally
Example
It was just **a slip of the tongue**, I didn’t mean to offend you.
这只是 **口误**，我并不想冒犯你。
idiom

feel on top of things

感觉积极并掌控自己的生活
Meaning
feeling positive and in control of your life
Example
After organizing her tasks, she felt **on top of things**.
在整理完任务后，她感到 **掌控一切**。
idiom

hope for the best

即使在不确定中也期望积极的结果
Meaning
expect a positive outcome even in uncertainty
Example
We did everything we could, now let’s **hope for the best**.
我们做了我们能做的一切，现在让我们希望最好的结果。
idiom

hang back

留在后面或犹豫不决
Meaning
to remain behind or hesitate to act
Example
If you **hang back**, you might miss the opportunity.
如果你留在后面，你可能会错失机会。
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

Clean hands

无罪或没有负罪感。
Meaning
To be innocent or free from guilt.
Example
He claims to have **clean hands** in the scandal.
他声称在丑闻中有**clean hands**。
idiom

Get down to brass tacks

开始讨论事情的基本或最重要的方面。
Meaning
To start discussing the essential or most important aspects of a matter.
Example
Let’s **get down to brass tacks** and talk about the real issues.
让我们**进入正题**，谈谈真正的问题。
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。