lock down
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idiom

lock down

完全保护或限制对某物的访问
Meaning
to secure or restrict access to something completely
Example
After detecting the breach, the company **locked down** all servers.
在发现漏洞后，公司**锁定**了所有服务器。
idiom

spread sunshine

用你的积极让别人快乐
Meaning
to make others happy with your positivity
Example
Her smile always **spreads sunshine** wherever she goes.
她的笑容无论走到哪里都传播着阳光。
idiom

on the tip of one's tongue

当你几乎记得某事但不完全
Meaning
when you can almost remember something but not quite
Example
His name is **on the tip of my tongue**, but I can’t recall it.
他的名字就在我嘴边，但我想不起来。
idiom

adapt to change

适应新的环境或情况
Meaning
to adjust to new circumstances or environments
Example
In order to succeed, you must learn to **adapt to change**.
为了成功，你必须学会适应变化。
idiom

get the creative juices flowing

开始变得有创意或富有想象力
Meaning
to start being creative or imaginative
Example
A walk in nature helps me **get the creative juices flowing**.
在大自然中散步帮助我激发创意。
idiom

As far as I can tell

根据我理解的；根据我知道的
Meaning
As I understand; based on what I know
Example
As far as I can tell, everything is fine.
根据我理解的，一切都很好。
idiom

feel blue

感到悲伤或沮丧
Meaning
to feel sad or depressed
Example
I always **feel blue** on rainy days.
在雨天，我总是感到沮丧。
idiom

keep your options open

推迟做出最终决定，以便保留选择
Meaning
to delay making a final decision so you have choices
Example
I’ll **keep my options open** until I hear back from all the universities.
我会**保持我的选择开放**，直到我收到所有大学的回复。
idiom

peace treaty

两个或多个当事方为结束战争或冲突而达成的协议
Meaning
an agreement between two or more parties to stop a war or conflict
Example
The two countries signed a **peace treaty** after years of conflict.
两国在多年冲突后签署了**和平条约**。
idiom

take a leaf out of someone’s book

模仿或跟随某人的好榜样
Meaning
to imitate or follow someone’s good example
Example
Other cities should **take a leaf out of Copenhagen’s book** on eco-friendly transport.
其他城市应该**从哥本哈根的书中取经**，学习生态友好的交通方式。
idiom

burn your bridges

做出无法撤销的决定
Meaning
to make a decision that cannot be reversed
Example
Be careful not to **burn your bridges** with your old employer.
小心不要和你的旧雇主**烧掉你的桥梁**。
idiom

On the clock

工作中，通常有严格的时间限制或截止日期。
Meaning
Working, often with a strict time limit or deadline.
Example
I’m **on the clock** today, so I can’t waste any time.
我今天**在上班**，所以不能浪费时间。
idiom

hit the nail on the head

在某件事上完全正确
Meaning
to be exactly right about something
Example
You **hit the nail on the head** with that analysis.
你在这个分析上完全正确。
idiom

carry the burden

承担责任或困难的任务
Meaning
to take on responsibility or a difficult task
Example
She had to **carry the burden** of the entire project alone.
她不得不独自**承担整个项目的重担**。
idiom

hit the road running

迅速而充满活力地开始某事
Meaning
to start something quickly and energetically
Example
We **hit the road running** as soon as the bus arrived.
公交车一到，我们就充满活力地出发了。
idiom

Change is the only constant

生活中的一切都在不断变化；没有什么保持不变。
Meaning
Everything in life keeps changing; nothing stays the same.
Example
Don’t resist — change is the only constant.
不要抵抗 — 变化是唯一不变的。
idiom

stand trial

出庭应对刑事指控
Meaning
to appear in court to answer criminal charges
Example
He will **stand trial** for fraud next month.
他将于下个月因诈骗出庭受审。
idiom

veer off

突然改变方向
Meaning
to suddenly change direction
Example
The conversation **veered off** into weekend plans.
谈话**突然转向**了周末的计划。
idiom

out for blood

极其决心打败或惩罚某人
Meaning
to be extremely determined to defeat or punish someone
Example
After losing last time, the team is **out for blood** this season.
上次输了之后，队伍本赛季决心复仇。
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

take it to the next level

显著改善某事; 升级到更高的阶段
Meaning
to improve something significantly; to advance to a higher stage
Example
We plan to **take our business to the next level** this year.
我们计划今年将**我们的业务提升到下一个层次**。
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

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**。
idiom

on fire

表现非常好；充满能量和成功
Meaning
performing very well; full of energy and success
Example
The sales team is **on fire** this month!
销售团队这个月表现出色！
idiom

break new ground

做一些创新或开创性的事情
Meaning
to do something innovative or pioneering
Example
Their research **broke new ground** in medical science.
他们的研究在医学科学上开辟了新天地。
idiom

reinforcement learning

一种机器学习方式，其中代理通过执行动作并接受反馈来学习做出决策
Meaning
a type of machine learning where an agent learns to make decisions by performing actions and receiving feedback
Example
In **reinforcement learning**, the model improves over time as it learns from trial and error.
**reinforcement learning** 中，模型随着时间的推移逐渐改进，因为它通过试验和错误进行学习。
idiom

go live

在社交媒体上实时开始直播
Meaning
to start broadcasting in real time on social media
Example
She plans to **go live** tonight to talk with her followers.
她计划今晚开直播与她的粉丝聊天。
idiom

sick to death of something

对某事感到极度疲倦或恼火
Meaning
extremely tired or annoyed by something
Example
I’m **sick to death of** listening to his complaints.
我已经厌烦听他的抱怨了。
idiom

bring down

让某人感到难过或减少某物
Meaning
to make someone feel sad or to reduce something
Example
Don’t let one rude comment **bring down** your confidence.
不要让一个粗鲁的评论 **降低** 你的自信。
idiom

dance the night away

在庆祝活动中跳舞很长时间
Meaning
to dance for a long time, especially during a celebration
Example
Everyone **danced the night away** at the wedding reception.
每个人都在婚礼招待会上跳舞了一整夜。
idiom

drop a line

给某人发送简短消息或便条
Meaning
to send someone a short message or note
Example
Please **drop me a line** when you arrive safely.
请在你安全到达时给我写一条信息。
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

bookend something

标志某事的开始和结束
Meaning
to mark the beginning and end of something
Example
Her career was **bookended** by two great performances.
她的职业生涯以两场精彩的表演为开端和结束。
idiom

Caught on camera

在视频中录制；视觉捕捉
Meaning
Recorded on video; captured visually
Example
The accident was **caught on camera** by a passerby.
这起事故被**拍摄在相机上**，由一位路人。
idiom

puppy love

一种年轻或纯真的爱
Meaning
a young or innocent kind of love
Example
Their relationship in school was just **puppy love**.
他们在学校的关系只是**青涩的爱**。
idiom

mix in

將一件事物與其他事物結合
Meaning
to combine one thing with others
Example
Now **mix in** the chopped herbs.
現在將切碎的香草混合進去。
idiom

speak up

公开清晰地表达意见
Meaning
to express an opinion openly and clearly
Example
If you disagree, please **speak up** during the meeting.
如果你不同意，请在会议中发言。
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

cut through the noise

在竞争中脱颖而出；尽管有干扰，依然能够引起注意
Meaning
to stand out from the competition; to be noticed despite distractions
Example
Our campaign needs to **cut through the noise** and grab people’s attention.
我们的营销需要在竞争中脱颖而出，吸引人们的注意。
idiom

self-assured

自信
Meaning
confident and sure of oneself
Example
She walked into the room looking calm and **self-assured**.
她走进房间，看起来冷静且自信。
idiom

swing vote

一个尚未决定的选票，可能会朝任何方向发展
Meaning
a vote that is not yet decided and could go either way
Example
The **swing vote** will determine the outcome of the election.
摇摆票将决定选举的结果。
idiom

chapter and verse

提供关于某事的完整和准确细节
Meaning
to provide full and exact details about something
Example
She can quote **chapter and verse** to support her argument.
她可以引用**chapter and verse**来支持她的论点。
idiom

get your foot in the door

迈出第一步，特别是找到工作
Meaning
to make a first step towards achieving something, especially a job
Example
She finally **got her foot in the door** at a top firm.
她终于**走进了这扇门**，进入了一家顶级公司。
idiom

brute force attack

一种通过尝试所有可能的密码组合直到找到正确密码的黑客方法
Meaning
a method of hacking that tries all possible combinations of passwords until the correct one is found
Example
The attacker launched a **brute force attack** on the system’s login page.
攻击者对系统的登录页面发起了**暴力破解攻击**。
idiom

fake it till you make it

在你真正自信之前，先表现得像一个自信的人。
Meaning
to act confidently until you actually feel confident
Example
**Fake it till you make it**—confidence will follow.
“假装自信，直到你真的自信”——自信会随之而来。
idiom

climb to the top

在公司或领域中达到最高职位
Meaning
to achieve the highest position in a company or field
Example
He’s determined to **climb to the top** of his profession.
他决心**登上顶峰**，成为他的职业巅峰。
idiom

put the plan into action

开始实施一个计划或想法
Meaning
to start implementing a plan or idea
Example
After weeks of preparation, it's time to **put the plan into action**.
经过数周的准备，是时候**付诸实践**这个计划了。
idiom

as far as I'm concerned

用于表达一个人对某事的个人看法或感受
Meaning
used to express one’s personal opinion or feeling about something
Example
**As far as I'm concerned**, he did a great job.
就我而言，他做得很好。
idiom

in one’s element

做自己擅长或喜欢的事情
Meaning
doing something one is good at or enjoys
Example
He’s **in his element** when he’s cooking for friends.
他在为朋友做饭时**在他的元素中**
idiom

lose track of

忘记或不再意识到某事
Meaning
to forget or stop being aware of something
Example
I completely **lost track of time** while watching the movie.
我看电影时完全忘了时间。
idiom

Golden handshake

离职时给予某人的一笔大额支付，尤其是在提前退休时。
Meaning
A large payment given to someone when they leave a job, especially early retirement.
Example
The CEO received a **golden handshake** when he retired early.
首席执行官在提前退休时获得了一笔丰厚的补偿金。
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

an out of this world experience

一种非凡或特殊的经历
Meaning
an extraordinary or exceptional experience
Example
The view from the space station was truly **an out of this world experience**.
从空间站看到的景象真是**一种超凡的经历**。
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

make yourself at home

在家时感到舒适和放松
Meaning
to feel comfortable and relaxed as if you were at home
Example
Please **make yourself at home** while I get the tea.
请在**家里感到自在**，当我给你沏茶。
idiom

by trial and error

通过实验和纠正错误来学习
Meaning
learning by experimenting and correcting mistakes
Example
We developed the best method **by trial and error**.
我们通过 **试验和错误** 开发了最好的方法。
idiom

pay through the nose

为某物支付非常高的价格
Meaning
to pay a very high price for something
Example
We **paid through the nose** for that concert ticket.
我们为那张音乐会票付出了高昂的价格。
idiom

new lease on life

在困难时期之后重新开始生活或做某事的机会
Meaning
a chance to live or start something again after a period of difficulty
Example
Winning the award gave her a **new lease on life**.
获奖给了她生活的新机会。
idiom

cut your teeth

在特定领域或工作中获得初步经验
Meaning
to gain initial experience in a particular area or job
Example
He **cut his teeth** in the banking industry before starting his own firm.
在创办自己的公司之前，他在银行业获得了初步经验。
idiom

find your feet

在新环境中感到舒适
Meaning
to become comfortable in a new situation
Example
It took a few months for him to **find his feet** in the new city.
他花了几个月才在新城市站稳脚跟。
idiom

turn over a new leaf

在做错事之后开始表现得更好
Meaning
to start behaving better after doing something wrong
Example
After the accident, he decided to **turn over a new leaf**.
事故后，他决定重新做人。
idiom

hit the roof

非常生气
Meaning
to become very angry
Example
Dad will **hit the roof** when he sees the broken window.
爸爸看到破碎的窗户时会非常生气。
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

to the letter

完全按照指示
Meaning
exactly as instructed
Example
She followed her teacher’s advice **to the letter**.
她完全按照老师的建议**照做了**。
idiom

Cultural shock

当接触到不同的文化或生活方式时的困惑感
Meaning
A feeling of confusion when exposed to a different culture or way of life
Example
Moving from a small village to a big city gave me **cultural shock**.
从一个小村庄搬到大城市让我感到文化冲击。
idiom

from the horse’s mouth

直接来自原始或可靠的来源
Meaning
directly from the original or reliable source
Example
I heard the news **from the horse’s mouth**.
我听到了**从马嘴里**的消息。
idiom

make a leap forward

取得显著进展或改进
Meaning
to make significant progress or improvements
Example
The company made a big **leap forward** after the new product launch.
公司在新产品发布后取得了巨大的**飞跃**。
idiom

Economic backbone

经济中最重要的部分。
Meaning
The most important part of the economy.
Example
Small businesses are the **economic backbone** of the nation.
小企业是国家的**经济支柱**。
idiom

Pyrrhic victory

以过高代价赢得的胜利，不值得的胜利。
Meaning
A victory won at too great a cost to be worthwhile.
Example
Winning the lawsuit was a **Pyrrhic victory** since it drained all their finances.
赢得诉讼是一场**惨胜**，因为它耗尽了他们的财产。
idiom

to see eye to eye

与某人意见一致
Meaning
to agree with someone
Example
We finally **saw eye to eye** on the decision.
我们终于在决定上达成了一致。
idiom

make room for

腾出空间
Meaning
to clear space to accommodate something
Example
Let’s **make room for** the new equipment near the window.
让我们在窗户旁腾出空间为新设备。
idiom

Slow and steady wins the race

持之以恒和耐心通向成功。
Meaning
Consistency and patience lead to success.
Example
Remember, **slow and steady wins the race**.
记住，稳步前进的人最终会赢得比赛。
idiom

frame of mind

一个人的情绪或心理状态
Meaning
a person's mood or mental state
Example
He’s not in the right **frame of mind** to make decisions.
他现在不在做决定的正确心理状态下。
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

work like a charm

完全或非常有效地运作
Meaning
to function perfectly or very effectively
Example
The new solution **worked like a charm**.
新解决方案非常有效。
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

keep your emotions in check

控制你的情绪
Meaning
to control your emotions
Example
It's important to **keep your emotions in check** during a meeting.
在会议期间保持控制你的情绪是很重要的。
idiom

set the example

以自己期望的行为为榜样
Meaning
to model the behavior you expect from others
Example
The manager always tries to **set the example** by being punctual and hardworking.
经理总是通过准时和勤奋工作来**树立榜样**。
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

wise beyond one's years

展现出超越年龄期望的智慧或成熟
Meaning
showing wisdom or maturity greater than expected for one's age
Example
Her advice is always thoughtful—she’s **wise beyond her years**.
她的建议总是深思熟虑——她的智慧**超越了她的年龄**。
idiom

a drama queen

一个夸大其词或对情况过度反应的人
Meaning
someone who exaggerates or overreacts to situations
Example
Stop acting like **a drama queen**; it’s not that serious.
别像一个戏剧女王一样表现; 事情没有那么严重。
idiom

out of orbit

失去控制; 偏离常规路线
Meaning
beyond control; off the usual path
Example
The project went **out of orbit** after the manager left.
项目在经理离开后**离轨**了。
idiom

Breaking news

新鲜且重要的信息正在立即报道
Meaning
New and important information being reported immediately
Example
We have **breaking news** about the election results.
我们有关于选举结果的**突发新闻**。
idiom

off to a flying start

以非常成功的方式开始某事，像旅行一样
Meaning
to begin something, like a journey, very successfully
Example
Our trip was **off to a flying start** with perfect weather.
我们的旅行以完美的天气顺利开始。
idiom

Blue skies thinking

无边界的创造性或开放性思维。
Meaning
Creative or open-minded thinking without limits.
Example
Our brainstorming session encouraged **blue skies thinking**.
我们的头脑风暴会议鼓励了无边界的思维。
idiom

trial and error

通过实验和纠正错误来学习
Meaning
learning through experimenting and correcting mistakes
Example
We developed the product through **trial and error**.
我们通过**试验和错误**开发了这个产品。
idiom

mums the word

对秘密保持沉默
Meaning
keep silent about a secret
Example
**Mum’s the word** about the new project.
对新项目保持沉默。
idiom

the writing on the wall

某种预示着不久后会发生坏事的迹象
Meaning
a sign that something bad will happen soon
Example
When sales started falling, the manager saw **the writing on the wall**.
当销售开始下降时，经理看到了**墙上的字**。
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

a man of faith

一个坚信某个宗教或原则的人
Meaning
a person who strongly believes in a particular religion or principle
Example
He is known as **a man of faith** in his community.
他在他的社区被称为**信仰之人**。
idiom

draw up

准备官方文件或计划
Meaning
to prepare an official document or plan
Example
The lawyer will **draw up** the agreement this afternoon.
律师将在下午起草协议。
idiom

brand ambassador

通过个人影响力推广品牌的人
Meaning
a person who promotes a brand through personal influence
Example
They hired a celebrity as their **brand ambassador**.
他们聘请了一位名人作为他们的**品牌大使**。
idiom

we'll cross that bridge when we come to it

我们不会担心可能发生的未来问题，而是如果发生了我们再处理
Meaning
we will not worry about a possible future problem but will deal with it if it happens
Example
I don't know how we'll pay for the repairs, but **we'll cross that bridge when we come to it**.
我不知道我们怎么支付修理费，但到时候再说
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

a splash of color

为了效果而添加的小量明亮颜色
Meaning
a small amount of bright color added for effect
Example
Add **a splash of color** to make the room lively.
添加**一抹色彩**让房间更有生气。
idiom

Give one’s word

做出真诚的承诺。
Meaning
To make a sincere promise.
Example
He **gave his word** that he would finish the job.
他**给了他的承诺**，他会完成工作。
idiom

throw the book at someone

严厉惩罚某人
Meaning
to punish someone severely
Example
The judge decided to **throw the book at** the criminal.
法官决定对犯人**施以严惩**。
idiom

broken-hearted

因某事或某人而极度悲伤
Meaning
extremely sad about something or someone
Example
He was **broken-hearted** after the breakup.
分手后，他心碎了。
idiom

step away

从一种情况中稍作休息
Meaning
to take a short break from a situation
Example
Take a minute to **step away** if you feel overwhelmed.
如果你感到不堪重负，花一分钟**步开**一下。
idiom

iron fist in a velvet glove

温和的外表掩藏着强烈的控制力
Meaning
a gentle outward appearance hiding strong control
Example
Her leadership style is an **iron fist in a velvet glove**.
她的领导风格就是**铁拳戴天鹅绒手套**。
idiom

just what the doctor ordered

正是需要或想要的
Meaning
exactly what is needed or wanted
Example
A cup of tea was **just what the doctor ordered**.
一杯茶正是需要的。
idiom

time warp

一种时间似乎停止或以不同的方式移动的情况
Meaning
a situation where time seems to stop or move differently
Example
That old town feels like it’s stuck in a **time warp**.
那座老镇感觉就像被困在一个**时间扭曲**中
idiom

see off

陪某人去送行
Meaning
to go with someone to say goodbye when they leave
Example
We’ll **see off** the guests at the station.
我们会去车站送客人。
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

hit the ceiling

达到最高可能的水平或价格
Meaning
to reach the highest possible level or price
Example
The stock prices **hit the ceiling** after the merger news.
合并新闻后，股票价格**达到了最高点**。
idiom

get a degree

完成一个正式的教育课程
Meaning
to complete a formal education program
Example
She worked hard to **get a degree** in engineering.
她努力学习以获得工程学位。
idiom

have faith in yourself

相信自己的能力和决定
Meaning
to trust your own abilities and decisions
Example
**Have faith in yourself**, you can do this!
相信自己，你能做到！
idiom

thinking outside the algorithm

在结构化系统或编程逻辑之外创造性地思考
Meaning
to think creatively beyond structured systems or programmed logic
Example
Our best innovation came when we started **thinking outside the algorithm**.
我们的最佳创新是在我们开始**跳出算法思维**时出现的。
idiom

get wired

连接到互联网
Meaning
to get connected to the internet
Example
Everyone in the office is **getting wired** to the new network.
办公室里每个人都在**连接**到新网络。
idiom

big thanks

一种非正式的说谢谢的方式
Meaning
an informal way to say thank you very much
Example
**Big thanks** to everyone who supported the project.
非常感谢所有支持该项目的人。
idiom

The devil is in the details

小细节往往是最重要或最麻烦的。
Meaning
Small details are often the most important or problematic.
Example
The overall concept was great, but **the devil is in the details**.
整体概念很好，但**魔鬼藏在细节中**。
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

out of the picture

不再涉及或相关
Meaning
no longer involved or relevant
Example
After the gallery closed, the curator was **out of the picture**.
画廊关闭后，策展人不再是其中的一部分。
idiom

Go exploring

旅行或四处看看以发现新事物。
Meaning
To travel or look around to discover new things.
Example
Let's **go exploring** around the city this weekend.
这个周末我们一起 **去探索** 城市周围。
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

pledge one's word

做出严肃或正式的承诺
Meaning
to make a serious or formal promise
Example
He **pledged his word** to support the cause.
他**承诺**支持这个事业。
idiom

Out of fashion

不再流行或受欢迎
Meaning
No longer trendy or popular
Example
Those jeans went **out of fashion** years ago.
那些牛仔裤多年前就不流行了。
idiom

roll credits

结束或完成某事
Meaning
to finish or conclude something
Example
Once the project is done, we can **roll credits**.
一旦项目完成，我们可以**滚动字幕**。
idiom

light years ahead

比其他人先进得多
Meaning
far more advanced than others
Example
This new smartphone is **light years ahead** of its competitors.
这款新智能手机比竞争对手领先很多。
idiom

to make the grade

达到所需标准
Meaning
to meet the required standard
Example
He didn’t **make the grade** in the final exam.
他在期末考试中没有**通过**。
idiom

at sixes and sevens

处于混乱或无序的状态
Meaning
in a state of confusion or disorder
Example
After the renovation, the office was **at sixes and sevens** for weeks.
翻新后，办公室有好几个星期都处于 **混乱或无序的状态**。