black box problem
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idiom

black box problem

Meaning
a situation where the internal workings of an AI system are not transparent or understood
Example
The biggest challenge in deep learning is the **black box problem**.
idiom

Break the news

Meaning
To tell someone important or bad news.
Example
He didn’t know how to **break the news** to his parents.
phrasal-verb

bottle up

Meaning
to hide or control your emotions instead of expressing them
Example
He tends to **bottle up** his anger instead of talking about it.
idiom

by the way

Meaning
used to introduce a new topic or add extra information
Example
**By the way**, did you finish your project?
phrasal-verb

bounce around ideas

Meaning
to discuss and share different ideas informally with others
Example
We **bounced around ideas** during the brainstorming session.
idiom

butterflies in your stomach

Meaning
feeling nervous or anxious
Example
I always get **butterflies in my stomach** before a big presentation.
phrasal-verb

build up to

Meaning
to prepare for something gradually
Example
You should **build up to** running long distances slowly.
idiom

beat the algorithm

Meaning
to find a way to outsmart or bypass a system's logic
Example
Marketers always try to **beat the algorithm** for better reach.
phrasal-verb

branch into tech

Meaning
to expand into the technology sector
Example
Traditional companies are now trying to **branch into tech** to stay relevant.
idiom

Breaking news

Meaning
New and important information being reported immediately
Example
We have **breaking news** about the election results.
phrasal-verb

bring attention to

Meaning
to make people notice or be aware of something important
Example
The campaign **brought attention to** climate inequality.
idiom

by leaps and bounds

Meaning
to progress or improve very quickly
Example
Her English has improved **by leaps and bounds**.
idiom

bounce back

Meaning
to recover quickly after a setback or failure
Example
She **bounced back** after losing the competition.
phrasal-verb

be skeptical of

Meaning
to have doubts about the truth or value of something
Example
Many people are **skeptical of** online reviews.
idiom

break away

Meaning
to separate from a group or routine
Example
She plans to **break away** from the commute by working remotely twice a week.
idiom

blind faith

Meaning
trusting without questioning
Example
Having **blind faith** can sometimes lead to disappointment.
idiom

beg to differ

Meaning
to politely disagree with someone
Example
I **beg to differ**, but I think your conclusion is incorrect.
phrasal-verb

break into innovation

Meaning
to start innovating in a new field or market
Example
The company is trying to **break into innovation** by investing in AI research.
phrasal-verb

bulk up

Meaning
to gain muscle and become stronger
Example
He started lifting heavier weights to **bulk up**.
idiom

bust someone

Meaning
to arrest or catch someone doing something illegal
Example
The officer was able to **bust someone** for selling drugs.
phrasal-verb

be indebted to

Meaning
to feel deeply thankful or obliged to someone
Example
I’ll always **be indebted to** my mentor for his guidance.
idiom

brick by brick

Meaning
to achieve something gradually and steadily
Example
He built his business **brick by brick**.
phrasal-verb

break away from

Meaning
to stop being part of something or someone’s influence
Example
He wants to **break away from** his parents’ control.
idiom

blue sky thinking

Meaning
creative and visionary thinking that ignores practical limitations
Example
Let's engage in some **blue sky thinking** to come up with innovative solutions.
idiom

bottle up your feelings

Meaning
to hide or suppress your emotions
Example
Don't **bottle up your feelings**; talk about them.
phrasal-verb

bottle under

Meaning
to collapse mentally or emotionally due to pressure
Example
He finally **bottled under** the pressure of constant deadlines.
phrasal-verb

brainstorm around impact

Meaning
to discuss ideas that focus on potential outcomes
Example
We **brainstorm around impact** to see how policies help the planet.
idiom

breeze through

Meaning
to do something easily and with little effort
Example
She managed to **breeze through** the exam without any problems.
idiom

boil down to

Meaning
to have something as the main point or reason
Example
The argument **boiled down to** a simple misunderstanding.
phrasal-verb

bridge across

Meaning
to overcome divisions between groups or nations
Example
Diplomats **bridge across** cultural and political gaps.
phrasal-verb

be there for

Meaning
to be available to help or comfort someone in need
Example
She promised to always **be there for** her sister no matter what.
phrasal-verb

back up data to

Meaning
to copy information onto a safe location
Example
Reporters **back up data to** the cloud after each story.
idiom

brave the storm

Meaning
to face great difficulties with courage
Example
They **braved the storm** to rescue the stranded people.
idiom

beyond your wildest dreams

Meaning
better or more amazing than imagined
Example
Her success was **beyond her wildest dreams**.
phrasal-verb

bridge over traditions

Meaning
to find common ground between different traditional beliefs or practices
Example
The event aimed to **bridge over traditions** and promote harmony.
phrasal-verb

back off from

Meaning
to stop being involved in a situation; to retreat from confrontation
Example
He decided to **back off from** the argument before it got worse.
idiom

be accountable for

Meaning
to be responsible for something and able to explain it
Example
As the team leader, he is **accountable for the project's outcome**.
phrasal-verb

break into production

Meaning
to start producing something new; to begin manufacturing on a large scale
Example
The country plans to **break into production** of electric vehicles next year.
phrasal-verb

blend with

Meaning
to mix harmoniously with something; to integrate smoothly
Example
Immigrants often try to **blend with** the local culture while keeping their traditions alive.
idiom

believe you can

Meaning
to have the mindset that you are capable of doing something
Example
If you **believe you can**, you’re halfway there.
phrasal-verb

breathe through tension

Meaning
to use calm breathing to release tension or anxiety
Example
The best way to handle stress is to **breathe through tension** slowly.
phrasal-verb

be over the moon

Meaning
to be extremely happy or delighted
Example
He was **over the moon** when he got his dream job.
phrasal-verb

build around ideas

Meaning
to develop something centered on particular ideas or concepts
Example
The campaign was **built around ideas** of innovation and sustainability.
phrasal-verb

build upon feedback

Meaning
to use team feedback to improve or develop something
Example
We should **build upon feedback** from our colleagues.
idiom

big brother

Meaning
an older brother or someone who behaves protectively
Example
Mark acts like a **big brother** to everyone in the neighborhood.
phrasal-verb

break past fear

Meaning
to overcome fear and take courageous action
Example
You can only grow when you **break past fear** and take risks.
idiom

bail someone out

Meaning
to help someone out of a difficult situation
Example
His friend **bailed him out** when he ran out of money.
idiom

bail out

Meaning
to release someone from jail after paying bail money
Example
His family managed to **bail him out** after two days.
idiom

be like family

Meaning
to be as close as family members
Example
My best friend is **like family** to me.
phrasal-verb

break down in

Meaning
to lose control of emotions due to fear or stress
Example
He **broke down in** tears after hearing the scary news.
phrasal-verb

burst into

Meaning
to suddenly begin to express a strong emotion such as laughter or crying
Example
The children **burst into** laughter at the funny story.
phrasal-verb

build emotional strength

Meaning
to develop the ability to handle emotional challenges better
Example
Through meditation, you can **build emotional strength** and resilience.
phrasal-verb

beam at

Meaning
to give a big, happy smile to someone
Example
He **beamed at** his friends during the celebration.
idiom

backseat driver

Meaning
a person who gives unwanted advice or direction
Example
Don't be a **backseat driver**, let me handle it.
idiom

build a better mousetrap

Meaning
to improve an existing product or idea
Example
Every tech company tries to **build a better mousetrap** in its field.
phrasal-verb

bounce back after

Meaning
to recover from failure or setback quickly
Example
He managed to **bounce back after** losing his job.
phrasal-verb

bring about awareness

Meaning
to cause people to notice or understand something
Example
Social media can **bring about awareness** of important issues.
phrasal-verb

build from

Meaning
to use failure or mistakes as a foundation for future improvement
Example
Even though the project failed, we can still **build from** the experience.
phrasal-verb

bring forward proposals

Meaning
to present suggestions or plans for discussion
Example
The committee will **bring forward proposals** for regional cooperation.
phrasal-verb

bring online

Meaning
to make a system or machine operational or connected to a network
Example
The new data center was **brought online** last week.
idiom

breaking the deadlock

Meaning
to end a situation where no progress is being made
Example
The negotiation team succeeded in **breaking the deadlock**.
phrasal-verb

burst apart

Meaning
to explode with emotion such as laughter or tears
Example
The whole group **burst apart** laughing at his joke.
phrasal-verb

branch into

Meaning
to expand a company into new areas or markets
Example
The company plans to **branch into** Southeast Asian markets next year.
idiom

bend the truth

Meaning
to slightly change the truth to make something sound better
Example
He tends to **bend the truth** when telling stories.
phrasal-verb

back up with

Meaning
to support with evidence or examples
Example
You should **back up** your claims **with** reliable data.
idiom

break one's word

Meaning
to fail to keep a promise
Example
Don’t **break your word**; people rely on you.
idiom

blow up in your face

Meaning
a plan or situation that suddenly goes wrong and causes trouble
Example
His plan to impress the boss **blew up in his face**.
phrasal-verb

bubble over

Meaning
to show excitement or happiness in an obvious way
Example
The children were **bubbling over** with joy on the last day of school.
phrasal-verb

be honest with yourself

Meaning
to admit your true feelings or reality to yourself
Example
You have to **be honest with yourself** about how you feel.
phrasal-verb

boost consumer confidence

Meaning
to increase public trust in the economy
Example
Lower interest rates can **boost consumer confidence** and spending.
idiom

ballpark figure

Meaning
an approximate estimate or number
Example
Can you give me a **ballpark figure** for the project cost?
phrasal-verb

be torn between

Meaning
to have difficulty choosing between two options
Example
I’m **torn between** taking the job and staying at home.
phrasal-verb

build self-discipline

Meaning
to develop control over one’s actions and emotions
Example
He started to **build self-discipline** by waking up early every day.
idiom

break the glass ceiling

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.
idiom

bosom friend

Meaning
a very close and trusted friend
Example
We’ve been **bosom friends** since childhood.
idiom

break your back

Meaning
to work very hard to achieve something
Example
He’s been **breaking his back** to support his family.
phrasal-verb

be unsure of

Meaning
to not feel confident or certain about something
Example
I’m **unsure of** what to say in that situation.
idiom

beyond words

Meaning
too great or extreme to be described in words
Example
Her kindness was **beyond words**.
idiom

break down

Meaning
to start crying due to strong emotions
Example
She **broke down** when she heard the sad news.
phrasal-verb

breathe through

Meaning
to manage stress or pain by breathing calmly
Example
When anxious, try to **breathe through** the feeling slowly.
idiom

burst with pride

Meaning
to be very proud of someone or something
Example
His parents **burst with pride** when he won the award.
phrasal-verb

build upon knowledge

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.
phrasal-verb

back out of an agreement

Meaning
to withdraw from a deal or commitment that was previously made
Example
The country decided to **back out of an agreement** citing national interest.
phrasal-verb

bring up interest rates

Meaning
to increase the rate charged on loans
Example
Central banks often **bring up interest rates** to control inflation.
idiom

be comfortable in your own skin

Meaning
to be confident and happy with who you are
Example
It took years for her to **be comfortable in her own skin**.
idiom

Best foot forward

Meaning
To try to make the best possible impression
Example
She always puts her **best foot forward** on important occasions.
idiom

beyond reasonable doubt

Meaning
without any logical uncertainty
Example
The jury found him guilty **beyond reasonable doubt**.
idiom

brainstorm an idea

Meaning
to discuss and think creatively to generate new ideas
Example
The teacher asked the class to **brainstorm ideas** for the project.
idiom

brand ambassador

Meaning
a person who promotes a brand through personal influence
Example
They hired a celebrity as their **brand ambassador**.
phrasal-verb

blend in

Meaning
to become part of a group or culture naturally
Example
He tried to **blend in** by learning the local customs and traditions.
phrasal-verb

bring nations together

Meaning
to unite countries for a common purpose or cause
Example
International sports events help **bring nations together** in harmony.
phrasal-verb

blow over

Meaning
to become less serious and eventually end without major harm
Example
Most small arguments **blow over** with time.
phrasal-verb

beam with joy

Meaning
to smile very happily because of joy
Example
She **beamed with joy** when she heard the good news.
idiom

break the internet

Meaning
to cause an enormous amount of attention and discussion online
Example
The celebrity's new photo **broke the internet**.
phrasal-verb

burst into flames

Meaning
to suddenly start burning
Example
The car **burst into flames** after the collision.
phrasal-verb

boil down

Meaning
to simplify something to its essential points
Example
The report **boils down** to one key recommendation: cut costs.
phrasal-verb

bring together the team

Meaning
to unite people to work collaboratively
Example
The new manager managed to bring together the whole team after a conflict.
phrasal-verb

break off thoughts

Meaning
to stop negative or anxious thoughts abruptly
Example
Whenever you start overthinking, **break off thoughts** and focus on something present.
phrasal-verb

bottle down

Meaning
to suppress or hide emotions deeply inside
Example
He tends to **bottle down** his anger instead of talking about it.
phrasal-verb

bridge across languages

Meaning
to overcome language differences while communicating
Example
Technology helps us **bridge across languages** through translation tools.
idiom

burn your bridges

Meaning
to make a decision that cannot be reversed
Example
Be careful not to **burn your bridges** with your old employer.
phrasal-verb

blend in with

Meaning
to mix naturally with people or surroundings
Example
Tourists often try to **blend in with** the locals to experience the culture better.
phrasal-verb

bring in together

Meaning
to unite people from different backgrounds
Example
The HR department worked hard to **bring in together** employees from various cultures.
idiom

be in high spirits

Meaning
to feel very happy and positive
Example
Everyone was **in high spirits** after the successful event.
phrasal-verb

bring around

Meaning
to persuade someone to accept your opinion
Example
I finally **brought her around** to my point of view.
phrasal-verb

bring out leadership qualities

Meaning
to help someone display or develop leadership traits
Example
Training sessions are designed to **bring out leadership qualities** in employees.
idiom

butterflies in the stomach

Meaning
feeling nervous or excited
Example
I always get **butterflies in my stomach** before a date.
idiom

Balance the scales

Meaning
to make sure everything is fair or equal
Example
We need to **balance the scales** before making a final decision.
phrasal-verb

block out time for

Meaning
to schedule protected time for a specific activity
Example
Managers **block out time for** deep work on Tuesdays.
idiom

Bailout package

Meaning
Financial support given to prevent a company or economy from collapsing.
Example
The government announced a **bailout package** for struggling airlines.
phrasal-verb

build yourself up mentally

Meaning
to strengthen your mindset and self-belief
Example
Read motivational books to **build yourself up mentally**.
phrasal-verb

break news to

Meaning
to share important or upsetting information with someone
Example
He had to **break news to** his editor about the source backing out.
phrasal-verb

break off relations

Meaning
to end diplomatic or political connections between countries
Example
The two nations decided to **break off relations** after the border dispute escalated.
idiom

burning ambition

Meaning
a very strong desire to achieve something
Example
He had a **burning ambition** to become a successful entrepreneur.
idiom

back out

Meaning
to withdraw from an agreement or commitment
Example
They can’t **back out** after signing the contract.
idiom

brain like a computer

Meaning
to have an extremely analytical and efficient mind
Example
She remembers every detail; she has a **brain like a computer**.
phrasal-verb

bring on board

Meaning
to include or involve someone in a team or project
Example
We want to **bring on board** a partner who shares our vision.
phrasal-verb

bask in

Meaning
to enjoy something greatly, especially praise or attention
Example
She **basked in** the applause after her performance.
phrasal-verb

be crazy about

Meaning
to love something or someone very much
Example
She’s **crazy about** Korean dramas.
idiom

blow your own trumpet

Meaning
to boast or brag about your achievements
Example
He never stops **blowing his own trumpet** about his success.
phrasal-verb

bungle up

Meaning
to spoil or ruin something through clumsiness
Example
The workers **bungled up** the whole paint job.