backpropagation
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idiom

backpropagation

一种用于神经网络的学习算法，通过调整网络中的权重来最小化错误
Meaning
a learning algorithm used in neural networks to minimize error by adjusting weights through the network
Example
The **backpropagation** algorithm helps in optimizing the neural network's performance.
反向传播算法有助于优化神经网络的性能。
idiom

beyond the rainbow

期望一些美丽或梦幻的事情
Meaning
to hope for something wonderful or dreamlike
Example
She believes her dreams lie **beyond the rainbow**.
她相信她的梦想在彩虹的另一边。
phrasal-verb

break off thoughts

突然停止负面或焦虑的想法
Meaning
to stop negative or anxious thoughts abruptly
Example
Whenever you start overthinking, **break off thoughts** and focus on something present.
当你开始过度思考时，**break off thoughts** 并专注于当前的事情
phrasal-verb

build upon research

以先前的研究为基础，推动创新
Meaning
to use previous studies as a base for innovation
Example
Scientists often **build upon research** to create groundbreaking solutions.
科学家常常**以先前的研究为基础**来创造创新的解决方案。
phrasal-verb

build toward success

逐步发展导致成功的技能或行动
Meaning
to gradually develop skills or actions that lead to success
Example
He is **building toward success** by improving his skills daily.
他通过每天提高自己的技能，朝着成功迈进。
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

busy as a bee

非常活跃或勤奋
Meaning
very active or hardworking
Example
She’s **as busy as a bee** preparing for the wedding.
她正在为婚礼**像蜜蜂一样忙碌**。
phrasal-verb

brainstorm for

通过讨论产生创意或解决方案；对某事进行创造性思考
Meaning
to generate ideas or solutions through discussion; to think creatively about something
Example
Our team will **brainstorm for** new product ideas this afternoon.
我们的团队今天下午将进行新产品创意的头脑风暴。
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

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**。
phrasal-verb

break through fear

克服像恐惧或焦虑这样的强烈情感障碍
Meaning
to overcome strong emotional barriers like fear or anxiety
Example
He finally **broke through his fear** and spoke in public.
他终于**突破了恐惧**，并在公众面前发言。
idiom

break the glass ceiling

克服障碍或限制，尤其是在职业或个人进步方面
Meaning
to overcome a barrier or limitation, particularly in career or personal advancement
Example
She was the first woman in the company to **break the glass ceiling** and become a senior manager.
她是公司中第一个**打破玻璃天花板**并成为高级经理的女性。
phrasal-verb

buy in on

同意支持一个计划或想法
Meaning
to agree to support a plan or idea
Example
Managers **buy in on** the strategy once they see the cost savings.
经理们在看到节省成本后同意这一策略。
idiom

big mouth

一个说太多话或泄露秘密的人
Meaning
someone who talks too much or reveals secrets
Example
Don’t tell him anything — he’s got a **big mouth**.
别告诉他任何事情 — 他有一个**大嘴巴**。
idiom

bad luck

不幸或运气差的情况
Meaning
unfortunate or unlucky situation
Example
It’s just **bad luck** that it rained on our picnic day.
只是**运气不好**，在我们的野餐日下雨了。
phrasal-verb

bring up negotiations

正式开始讨论贸易条款
Meaning
to start discussing trade terms formally
Example
The minister plans to **bring up negotiations** during the next summit.
部长计划在下次峰会上提出谈判。
phrasal-verb

build understanding between

在群体或国家之间建立相互尊重和知识
Meaning
to create mutual respect and knowledge among groups or nations
Example
Cultural exchange programs help **build understanding between** countries.
文化交流项目帮助在国家之间建立理解。
phrasal-verb

build optimism around you

创造一个充满希望能量的积极环境
Meaning
to create a positive environment with hopeful energy
Example
Try to **build optimism around you** through your words and actions.
通过你的话语和行动努力在你周围建立一个积极的环境。
idiom

be a role model

成为别人应该模仿的榜样
Meaning
to be an example that others should imitate
Example
She is always a **role model** for younger employees in the company.
她总是公司里年轻员工的**榜样**。
phrasal-verb

bring online

使系统或机器能够运行或连接到网络
Meaning
to make a system or machine operational or connected to a network
Example
The new data center was **brought online** last week.
新的数据中心在上周上线。
phrasal-verb

build up confidence

在团队成员之间增强自信
Meaning
to increase self-belief among team members
Example
A leader’s words can **build up confidence** in the team.
领导者的话可以**增加团队中的信心**。
idiom

blow away the cobwebs

在不活跃后让身心焕然一新
Meaning
to refresh one’s mind or body after inactivity
Example
A short walk helped me **blow away the cobwebs**.
一次短暂的散步帮助我**焕然一新**。
phrasal-verb

build up patience

逐渐增加情绪耐力
Meaning
to gradually increase emotional endurance
Example
Meditation helps you **build up patience** in stressful times.
冥想帮助你在压力大的时刻**积累耐心**。
phrasal-verb

bring forward a resolution

正式提出提案或决议以供讨论
Meaning
to formally present a proposal or resolution for discussion
Example
The delegate **brought forward a resolution** on global peace and cooperation.
代表提出了关于全球和平与合作的决议。
phrasal-verb

build across

发展合作或结构，连接不同的全球实体
Meaning
to develop cooperation or structures that connect different entities globally
Example
They aim to **build across** regions to support innovation networks.
他们计划通过地区**建立跨越**，以支持创新网络。
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

born poor, die rich

从贫穷开始，但通过努力工作变得富有
Meaning
to start life poor but become rich through hard work
Example
He’s the kind of man who wants to **born poor, die rich**.
他是那种想要**从贫穷出生，死时富有**的人。
phrasal-verb

blow off

通过做某事释放压力或愤怒
Meaning
to release stress or anger by doing something
Example
He went jogging to **blow off** some steam after the argument.
他去跑步，去释放争吵后的压力。
idiom

blood, sweat, and tears

巨大的努力和辛勤的工作
Meaning
great effort and hard work
Example
Building this company took a lot of **blood, sweat, and tears**.
建立这家公司花费了很多努力和辛勤的工作。
phrasal-verb

break away for a moment

从工作或压力中短暂地抽身
Meaning
to step aside from work or tension for a short time
Example
I like to **break away for a moment** to clear my head.
我喜欢短暂地休息一下，清理一下思绪
idiom

bend the truth

稍微改变事实，使某事听起来更好
Meaning
to slightly change the truth to make something sound better
Example
He tends to **bend the truth** when telling stories.
他在讲故事时常常**bend the truth**。
idiom

Baptism of fire

一个人在新工作或角色中的第一次困难经历。
Meaning
A person’s first difficult experience in a new job or role.
Example
Her first week as manager was a real **baptism of fire**.
她作为经理的第一周是一个真正的**火的洗礼**。
idiom

brighten up your day

使某人感到更快乐
Meaning
to make someone feel happier
Example
Her smile can **brighten up your day** instantly.
她的微笑能瞬间**让你的一天更美好**。
phrasal-verb

blend into

与一个团体或文化和谐地融合；成为环境的一部分
Meaning
to mix harmoniously with a group or culture; to become part of the surroundings
Example
She quickly **blended into** the local community by learning their customs.
她通过学习他们的习俗迅速 **融入** 当地社区。
phrasal-verb

blow up with anger

突然生气
Meaning
to suddenly become very angry
Example
He **blew up with anger** when he heard the news.
他听到消息时**突然生气**了。
phrasal-verb

bring in foreign investment

吸引外国投资
Meaning
to attract money from other countries for business or development
Example
The government is trying to **bring in foreign investment** to boost economic growth.
政府正在努力吸引外国投资以促进经济增长。
idiom

break the internet

在网上引起大量关注和讨论
Meaning
to cause an enormous amount of attention and discussion online
Example
The celebrity's new photo **broke the internet**.
这位名人的新照片**打破了互联网**。
idiom

bounce rate

在只查看一个页面后离开网站的访客百分比
Meaning
the percentage of visitors who leave a website after viewing only one page
Example
We need to lower our **bounce rate** to keep visitors engaged.
我们需要降低我们的 **跳出率** 以保持访客的参与。
idiom

Breaking new ground

做出重要的新发现或创新；做一些前所未做过的事情。
Meaning
To make an important new discovery or innovation; to do something that has never been done before.
Example
The new trade agreement is **breaking new ground** in international relations.
新的贸易协议在国际关系中**开创了新局面**。
phrasal-verb

build resilience

发展从挑战或压力中恢复的能力
Meaning
to develop the ability to recover from challenges or stress
Example
Facing hardships helps you **build resilience** for the future.
面对困难帮助你为未来**建立弹性**。
phrasal-verb

build back up

在遭遇挫折后恢复情感或心理上的力量
Meaning
to regain emotional or mental strength after a setback
Example
He slowly began to **build back up** after his depression.
他在经历了抑郁症后慢慢开始恢复力量。
idiom

Break a sweat

付出努力或在某事上辛苦工作。
Meaning
To exert effort or work hard at something.
Example
She didn't even **break a sweat** while finishing the entire project in one day.
她在一天内完成整个项目时，甚至没有出一滴汗。
idiom

break into a cold sweat

因恐惧或焦虑而开始出冷汗
Meaning
to start sweating due to fear or anxiety
Example
He **broke into a cold sweat** before giving his speech.
他在发表演讲前**紧张得冒出了冷汗**。
idiom

birds of a feather

有相似兴趣或特征的人
Meaning
people with similar interests or characteristics
Example
Tom and Jerry are always together—**birds of a feather**.
汤姆和杰瑞总是在一起——他们是志同道合的朋友。
phrasal-verb

break off talks

突然停止讨论或谈判
Meaning
to stop discussions or negotiations suddenly
Example
The two countries decided to **break off talks** after repeated disagreements.
两国在反复争议后决定**中断谈判**。
phrasal-verb

break off diplomatic ties

结束国家之间的正式关系
Meaning
to end official relations between countries
Example
The two nations decided to **break off diplomatic ties** after the border conflict.
这两个国家在边界冲突后决定**断绝外交关系**。
phrasal-verb

bring out clarity

使思维或感情更清晰
Meaning
to make thoughts or feelings clearer
Example
Writing in a journal can **bring out clarity** about what you truly feel.
写日记可以带来清晰，让你真正明白自己的感受。
idiom

boot up

启动计算机或系统
Meaning
to start a computer or system
Example
My laptop takes forever to **boot up**.
我的笔记本需要很长时间才能启动。
idiom

bootstrap a startup

在没有外部资金的情况下利用有限资源建立业务
Meaning
to build a business using limited resources without external funding
Example
Many successful founders **bootstrapped their startups** in the early days.
许多成功的创始人在早期就**自筹资金启动了他们的初创公司**。
phrasal-verb

bring out potential

帮助他人展示他们的最佳能力
Meaning
to help others show their best abilities
Example
A true leader **brings out potential** in every team member.
一个真正的领导者 **激发团队成员的潜力**。
phrasal-verb

buzz with

充满兴奋或活动
Meaning
to be full of excitement or activity
Example
The hall was **buzzing with** excitement before the show.
演出前大厅充满了兴奋。
idiom

break up

结束一段浪漫关系
Meaning
to end a romantic relationship
Example
They decided to **break up** after five years together.
他们决定在一起五年后分手。
phrasal-verb

build upon experience

利用过去的经验来改善未来的行动或表现
Meaning
to use past experiences to improve future actions or performance
Example
We can **build upon our experience** to avoid making the same mistakes again.
我们可以**在我们的经验基础上**，避免再犯同样的错误。
idiom

blossom into something

随着时间的推移发展或变得成功
Meaning
to develop or become successful over time
Example
She **blossomed into** a confident and skilled leader.
她变成了一个自信且熟练的领导者。
idiom

bear in mind

记住或考虑某事
Meaning
to remember or consider something
Example
**Bear in mind** that traffic will be heavy at that time.
请记住，那时交通会很拥挤。
phrasal-verb

break out in a rash

突然发展皮肤病
Meaning
to suddenly develop a skin condition
Example
She **broke out in a rash** after eating seafood.
她在吃海鲜后突然长出了皮疹。
idiom

bite the byte

应对困难的技术挑战
Meaning
to deal with a difficult technological challenge
Example
Developers had to **bite the byte** to fix the software issue.
开发人员必须 **bite the byte** 来修复软件问题。
idiom

buckle under pressure

因过度压力或压力而屈服或失败。
Meaning
to give in or fail due to too much stress or pressure
Example
Some employees **buckle under pressure**, while others thrive.
一些员工在压力下屈服，而其他员工则茁壮成长。
phrasal-verb

bring in together

将来自不同背景的人们团结在一起
Meaning
to unite people from different backgrounds
Example
The HR department worked hard to **bring in together** employees from various cultures.
人力资源部门努力工作，以便将来自不同文化的员工团结在一起。
phrasal-verb

break through to

让某人理解你的情感或观点
Meaning
to make someone understand your emotions or point of view
Example
It took hours to finally **break through to** him and make him understand how I felt.
花了几个小时终于让他理解我感受如何。
phrasal-verb

break out of

摆脱负面情绪状态
Meaning
to free yourself from a negative emotional state
Example
He finally **broke out of** his depression after therapy.
他在治疗后终于摆脱了抑郁症。
phrasal-verb

break news to

与某人分享重要或令人不安的信息
Meaning
to share important or upsetting information with someone
Example
He had to **break news to** his editor about the source backing out.
他不得不把消息告诉编辑关于消息来源退出的事情。
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

branch into tech

扩展到科技行业
Meaning
to expand into the technology sector
Example
Traditional companies are now trying to **branch into tech** to stay relevant.
传统公司现在正在尝试**进军科技行业**以保持相关性。
idiom

back up

支持或备份重要数据
Meaning
to support or to make a copy of important data
Example
Can you **back up** my explanation during the meeting?
你能在会议期间支持我的解释吗？
phrasal-verb

be there through

在困难时期与某人一起并支持他们
Meaning
to stay with someone and support them through difficulties
Example
He **was there through** her hardest times.
他在她最困难的时刻一直在她身边。
phrasal-verb

break off relations

结束国家之间的外交或政治关系
Meaning
to end diplomatic or political connections between countries
Example
The two nations decided to **break off relations** after the border dispute escalated.
在边境争议升级后，两国决定断绝关系。
idiom

Building castles in the air

有不切实际或不实际的计划或梦想。
Meaning
To have unrealistic or impractical plans or dreams.
Example
She’s always **building castles in the air**, dreaming of a perfect world.
她总是在**空中建造城堡**，梦想着一个完美的世界。
phrasal-verb

build towards

逐渐发展某物以达到目标
Meaning
to develop something gradually to reach a goal
Example
He is slowly **building towards** his dream project.
他正在慢慢地朝着他的梦想项目前进。
phrasal-verb

breathe into peace

深呼吸，专注于和平与宁静
Meaning
to inhale deeply while focusing on peace and calmness
Example
Close your eyes and **breathe into peace** to relax your mind.
闭上眼睛，深呼吸来让你的思绪平静下来。
phrasal-verb

break up with

结束与某人的浪漫关系
Meaning
to end a romantic relationship with someone
Example
He **broke up with** his girlfriend after three years of dating.
他在三年的交往后与女友分手。
phrasal-verb

bridge over differences

克服分歧并创造统一
Meaning
to overcome disagreements and create unity
Example
The summit aimed to **bridge over differences** among member states.
峰会旨在**克服分歧**并在成员国之间建立统一。
phrasal-verb

beat oneself up over

因发生的事情而严厉指责或批评自己
Meaning
to blame or criticize oneself harshly for something that happened
Example
Don’t **beat yourself up over** something you can’t change.
不要因为无法改变的事情而自责。
phrasal-verb

blow over

变得不那么严重，并最终没有造成重大损害而结束
Meaning
to become less serious and eventually end without major harm
Example
Most small arguments **blow over** with time.
大多数小争论随着时间的推移自我化解。
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。
phrasal-verb

break away into laughter

突然开始笑
Meaning
to suddenly start laughing
Example
Everyone **broke away into laughter** after his funny comment.
每个人在他搞笑的评论后**大笑了起来**。
idiom

battle-tested

通过经验或困难证明有效
Meaning
proven effective through experience or hardship
Example
She’s a **battle-tested** leader who knows how to stay calm under pressure.
她是一位有经验的领导者，知道如何在压力下保持冷静。
phrasal-verb

branch out creatively

将自己的工作扩展到更多创意领域或方法
Meaning
to expand one’s work into more creative fields or approaches
Example
Our agency has started to **branch out creatively** with digital storytelling.
我们的机构已通过数字故事叙述开始创造性地扩展。
phrasal-verb

break open

释放被压抑的情感或感受
Meaning
to release repressed emotions or feelings
Example
The movie made me **break open** and finally cry.
这部电影让我崩溃，最终哭了
idiom

busy bee

一个总是忙碌且活跃的人
Meaning
a person who is always busy and active
Example
She’s a **busy bee**, always working on something.
她是一个**忙碌的蜜蜂**，总是在忙碌着做事。
idiom

breach of trust

未能保持信息或承诺的安全
Meaning
a failure to keep information or promises secure
Example
Leaking user data is a major **breach of trust**.
泄露用户数据是一个严重的**信任破裂**。
phrasal-verb

build discipline

培养良好习惯，并控制自己的行为
Meaning
to develop good habits and control over one’s actions
Example
Meditation helps you **build discipline** over your thoughts.
冥想帮助你**建立纪律**，控制你的思维。
idiom

by the skin of one’s teeth

勉强逃脱或达成某事。
Meaning
To narrowly escape or achieve something by a very small margin.
Example
I passed the exam **by the skin of my teeth**.
我勉强通过了考试。
idiom

break a promise

违背承诺
Meaning
to fail to do what one promised
Example
She **broke her promise** and didn’t call him.
她违背了承诺，没有给他打电话。
phrasal-verb

break off

突然结束；停止说话或谈判
Meaning
to end suddenly; to stop speaking or negotiating
Example
They **broke off** the engagement last month.
他们上个月**解除**了订婚。
idiom

blood is thicker than water

家庭关系比其他关系更强大
Meaning
family relationships are stronger than others
Example
He helped his brother because **blood is thicker than water**.
他帮助了他的兄弟，因为家庭关系比其他关系更强大。
phrasal-verb

bring partners on board

让其他组织或利益相关者参与或包括进来
Meaning
to involve or include other organizations or stakeholders
Example
The initiative **brought partners on board** to strengthen cooperation.
该倡议**让合作伙伴参与进来**以加强合作。
idiom

break into

成功进入一个新领域或职业
Meaning
to enter a new field or profession successfully
Example
She managed to **break into** the film industry last year.
她去年成功进入了电影行业。
phrasal-verb

bring together nations

为了共同的目标或目的团结各国
Meaning
to unite countries for a common purpose or goal
Example
The conference helped **bring together nations** for global development.
会议帮助各国为了全球发展而团结。
phrasal-verb

build confidence in

在某事中建立或增加信任
Meaning
to create or increase trust in something
Example
The new reforms helped **build confidence in** the financial market.
新的改革帮助了在金融市场中建立信任。
phrasal-verb

branch out into

扩展到一个新的业务或活动领域
Meaning
to expand into a new area of business or activity
Example
They decided to **branch out into** renewable energy solutions.
他们决定扩展到可再生能源解决方案。
idiom

behind enemy lines

处于敌对或危险的情况中
Meaning
in a hostile or dangerous situation
Example
Journalists were working **behind enemy lines** to report the truth.
记者们在敌人的防线后工作，以报道真相。
idiom

blank mind

无法清晰思考或记起某事
Meaning
unable to think clearly or remember something
Example
During the exam, my **mind went blank**.
考试时，我的**脑子一片空白**。
idiom

Burn rate

创业公司花费资本的速度。
Meaning
The rate at which a startup spends its capital.
Example
Our **burn rate** is too high; we need to cut costs.
我们的**烧钱率**太高；我们需要削减成本。
phrasal-verb

break down into

将某事分解成更小的部分
Meaning
to divide something into smaller parts
Example
Let's **break down** the project **into** smaller tasks.
让我们将项目分解成更小的任务。
idiom

burning with envy

感到强烈的嫉妒
Meaning
feeling intense jealousy
Example
She was **burning with envy** when she heard about his promotion.
当她听说他的晋升时，她感到非常嫉妒。
idiom

Bootstrap the business

仅使用个人资金建立公司。
Meaning
To build a company using only personal finances.
Example
They decided to **bootstrap the business** instead of seeking investors.
他们决定**bootstrap the business**，而不是寻求投资者。
phrasal-verb

bond deeply with

与某人建立非常亲密的情感关系
Meaning
to form a very close emotional relationship with someone
Example
Parents **bond deeply with** their newborns through love and care.
父母通过爱和关心与他们的婴儿建立深厚的感情纽带。
phrasal-verb

burst apart

因情绪如笑或泪而爆发
Meaning
to explode with emotion such as laughter or tears
Example
The whole group **burst apart** laughing at his joke.
整个小组因他的笑话而爆发出笑声。
idiom

behind the scenes

秘密地或没有公众知晓
Meaning
secretly or without public knowledge
Example
A lot of work happens **behind the scenes** to make a movie.
为了制作电影，很多工作发生在幕后。
phrasal-verb

buzz about

兴奋地谈论某事；充满激动
Meaning
to talk excitedly about something; to be filled with excitement
Example
The office was **buzzing about** the upcoming project.
办公室里人们兴奋地讨论着即将到来的项目。
phrasal-verb

branch up into management

晋升到更高的管理或领导层级
Meaning
to progress into a higher level of management or leadership
Example
After years of experience, he finally **branched up into management**.
经过多年的经验，他终于**晋升到管理层**。
phrasal-verb

build capacity

开发技能或资源以应对更多的工作或增长
Meaning
to develop skills or resources to handle more work or growth
Example
Small businesses are working hard to **build capacity** for future expansion.
小企业正在努力建立能力以进行未来扩展。
phrasal-verb

bring down inflation

减少价格上涨的速度
Meaning
to reduce the rate at which prices are rising
Example
Central banks are working to **bring down inflation** through interest rate hikes.
中央银行正通过加息来努力减少价格上涨的速度。
phrasal-verb

build upon trust

通过依赖相互信任来加强关系
Meaning
to strengthen relationships by relying on mutual trust
Example
A successful team must **build upon trust** to work efficiently.
一个成功的团队必须**建立在信任基础上**才能高效工作。
phrasal-verb

break barriers

克服将人们或文化分开的障碍
Meaning
to overcome obstacles that divide people or cultures
Example
Education helps **break barriers** between communities.
教育有助于 **打破障碍**，促进社区之间的交流。
idiom

blow someone's cover

揭露某人的秘密身份或隐藏目的
Meaning
to reveal someone's secret identity or hidden purpose
Example
The journalist accidentally **blew the cover** of the undercover agent.
记者不小心揭露了卧底特工的身份。
phrasal-verb

back up data to

将信息复制到安全的位置
Meaning
to copy information onto a safe location
Example
Reporters **back up data to** the cloud after each story.
记者在每个故事后将数据备份到云端。
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。
phrasal-verb

bring about change

带来改变；使改变发生
Meaning
to cause something to happen; to make change occur
Example
A good leader can bring about change in any organization.
一个好的领导者可以在任何组织中带来改变。
phrasal-verb

break down walls

去除人们之间的分歧或障碍
Meaning
to remove divisions or barriers between people
Example
The new leadership aims to **break down walls** between departments.
新的领导力旨在消除各部门之间的壁垒。
idiom

burn the candle at both ends

工作过度而没有足够的休息
Meaning
to work too hard without enough rest
Example
If you **burn the candle at both ends**, you’ll get exhausted soon.
如果你**两头烧蜡烛**，你很快会感到精疲力尽。
phrasal-verb

bring forward proposals

提出供讨论的建议或计划
Meaning
to present suggestions or plans for discussion
Example
The committee will **bring forward proposals** for regional cooperation.
委员会将提出区域合作的建议。
idiom

brain like a computer

拥有极其分析性和高效的思维
Meaning
to have an extremely analytical and efficient mind
Example
She remembers every detail; she has a **brain like a computer**.
她记得每个细节；她有一个**像计算机一样的大脑**。
phrasal-verb

bring up old issues

在新的争论中提及过去的问题
Meaning
to mention past problems during a new argument
Example
He always **brings up old issues** whenever they argue.
每次他们争论时，他总是**提起旧问题**。
idiom

back each other up

互相支持与帮助
Meaning
to support and help one another
Example
In a good team, members always **back each other up**.
在一个好的团队中，成员们总是互相支持。
idiom

bring down the house

获得观众的热烈掌声
Meaning
to get an enthusiastic applause from the audience
Example
Her solo performance **brought down the house**.
她的独唱表演**赢得了满堂彩**。
idiom

bounce back from

在挫折后迅速恢复
Meaning
to recover quickly after a setback
Example
The team needs to **bounce back from** last week's loss.
队伍需要从上周的失利中迅速恢复。
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。
phrasal-verb

build upon knowledge

利用先前学到的信息作为新学习的基础
Meaning
to use previously learned information as a foundation for new learning
Example
Students should **build upon knowledge** from earlier lessons to understand complex topics.
学生应该通过利用先前的课程知识来构建新的知识，以便理解复杂的主题。
phrasal-verb

back someone up

在团队或争论中支持或捍卫某人
Meaning
to support or defend someone in a team or argument
Example
During the debate, my teammates **backed me up** when I presented my point.
在辩论期间，当我提出我的观点时，我的队友们支持我。