accuracy
US /ˈækjərəsi/
UK /ˈækjərəsi/
- Uncountable Noun
- Being exactly right; correctness
- The degree to which something is close to the true value.
A2TOEICMoreactivate
US /ˈæktəˌvet/
UK /ˈæktɪveɪt/
- Transitive Verb
- To cause to happen; cause a chemical reaction
- To make something start working
B1Moreactivation
US /ˌæktɪ'veɪʃn/
UK /ˌæktɪ'veɪʃn/
- Noun
- Act of making something (e.g. a bomb) active
B1Moreadd up to
US /æd ʌp tu/
UK /æd ʌp tu:/
- Phrasal Verb
- To amount to a particular sum or total.
- To have a particular result or effect; to be equal to.
A2Moreanswer to
US
UK
- Phrasal Verb
- To be responsible to someone and have to explain your actions to them.
- To correspond to or match a description or requirement.
A1Moreapproach
US /əˈprəʊtʃ/
UK /ə'prəʊtʃ/
- Verb (Transitive/Intransitive)
- To get close to reaching something or somewhere
- To request someone to do something specific
- Noun (Countable/Uncountable)
- Means of reaching a place, often a road or path
- Request of someone with a specific goal in mind
A2TOEICMorearchitecture
US /ˈɑrkɪˌtɛktʃɚ/
UK /ˈɑ:kɪtektʃə(r)/
- Uncountable Noun
- Design and construction of buildings
- The style or design of a building or buildings.
A2Moreas a whole
US /æz e hol/
UK /æz ə həul/
- Phrase
- Considering everything together; in general.
- Complete; not divided or incomplete.
- Adjective
- Complete; not divided or fragmented.
A1Moreat a time
US /æt e taɪm/
UK /æt ə taim/
- Phrase
- Separately; one by one
- Simultaneously; together
A1Moreat least
US /æt list/
UK /æt li:st/
- Adverb
- As a minimum
- Not less than
- Phrase
- No less than; at the minimum
- Used to indicate that something is positive in a bad situation.
C2Moreat once
US /æt wʌns/
UK /æt wʌns/
- Adverb
- Immediately; without delay
- At the same time; simultaneously
A2Morebreaks down
US
UK
- Phrasal Verb
- To forcibly break, destroy or make collapse
- (Machine) to stop working or become weaker
A1Morebuild up
US /bɪld ʌp/
UK /bild ʌp/
- Phrasal Verb
- To increase the amount; collect something
- To develop or increase something in stages
- Verb (Transitive/Intransitive)
- To increase or develop something gradually.
- To praise or encourage someone.
A1Morecomplex
US /kəmˈplɛks, ˈkɑmˌplɛks/
UK /'kɒmpleks/
- Countable Noun
- Group of buildings all used for the same purpose
- Adjective
- Not being simple; having many parts or aspects
A2Moreconnection
US /kəˈnɛkʃən/
UK /kəˈnekʃn/
- Noun (Countable/Uncountable)
- Something that joins things together; being joined
- Person you know who can help you in some way
A2Morecritical
US /ˈkrɪtɪkəl/
UK /ˈkrɪtɪkl/
- Adjective
- Making a negative judgment of something
- Being important or serious; vital; dangerous
A2Moredatum
US /ˈdetəm, ˈdætəm, ˈdɑtəm/
UK /ˈdeɪtəm/
- Noun
- Item of factual information
B1Moredirection
US /dɪˈrɛkʃən, daɪ-/
UK /də'rekʃn/
- Noun (Countable/Uncountable)
- When someone tells people what to do
- Describes the way you are going, e.g. North
A2TOEICMoreeffectively
US /ɪˈfɛktɪvli/
UK /ɪˈfektɪvli/
- Adverb
- In a way that produces the desired result
B1Moreembed
US /ɛmˈbɛd/
UK /ɪm'bed/
- Transitive Verb
- To place or set inside rock, etc.
- To integrate (something) into something else.
B2Moreenergy
US /ˈɛnədʒi/
UK /'enədʒɪ/
- Noun (Countable/Uncountable)
- Physical or mental strength
- Enthusiasm and determination.
A2Morefeel like
US
UK
- Intransitive Verb
- To have a desire or inclination for something.
- To have a particular quality or sensation; resemble.
A1Morefigure out
US /ˈfɪɡjɚ aʊt/
UK /ˈfiɡə aut/
- Phrasal Verb
- To understand the behavior of someone
- To think through logically to find a solution
- Verb (Transitive/Intransitive)
- To understand or find an answer to something.
- To find a solution to a problem or understand something.
A1Morefunction
US /ˈfʌŋkʃən/
UK /'fʌŋkʃn/
- Noun
- Social event, or party such as a wedding
- Mathematical operation used in calculations
- Intransitive Verb
- To serve a certain purpose or role
- To be operating, working or achieving its purpose
A2TOEICMoregradient
US /ˈɡrediənt/
UK /ˈgreɪdiənt/
- Noun
- A measure of how steep something is
B2Morehas over
US
UK
- Phrasal Verb
- To invite someone to your house.
- To have more than a certain number or amount.
A1Morehave to
US /hæv tu/
UK /ˈhæv tə/
- Auxiliary Verb
- Must do
A1Morehierarchical
US /ˌhaɪəˈrɑ:rkɪkl/
UK /ˌhaɪəˈrɑ:kɪkl/
- Adjective
- Separating into varying levels of importance
B1Morein practice
US /ɪn ˈpræktɪs/
UK /in ˈpræktis/
- Phrase
- In reality or actual use; as opposed to in theory.
A1Morein the middle of
US
UK
- Phrase
- In the central part or point of something.
- Engaged or occupied with something.
A2Moreinstead of
US /ɪnˈstɛd ʌv/
UK /inˈsted ɔv/
- Preposition
- When one thing is replaced by another
- Adverb
- As a substitute or alternative.
A1Morelandscape
US /ˈlændˌskep/
UK /'lændskeɪp/
- Noun
- Area or scene of activity, especially in politics
- Picture of natural scenery in a place
- Transitive Verb
- To make gardens that improve an area of land
B1TOEICMorelayer
US /ˈleɚ/
UK /ˈleiə/
- Noun (Countable/Uncountable)
- One of several sheets of a material or object
- A covering of something spread over a surface.
- Transitive Verb
- To put things one on top of another
B1TOEICMorelead to
US /lid tu/
UK /li:d tu:/
- Phrasal Verb
- To result in some action
- Verb (Transitive/Intransitive)
- To have something as a consequence or result.
A1Morelook at
US /lʊk æt/
UK /luk æt/
- Phrasal Verb
- To use your eyes to focus on something
- To focus your eyes on something carefully
A1Moremove to
US /muv tu/
UK /mu:v tu:/
- Phrasal Verb
- To change the place where you live or work.
- Verb (Transitive/Intransitive)
- To proceed to the next stage or action.
A2Moreneural
US /ˈnʊrəl, ˈnjʊr-/
UK /ˈnjuərəl/
- Adjective
- About the nerves or nervous system
B2Moreof course
US /ʌv kɔː(r)s/
UK /ɔv kɔː(r)s/
- Adverb
- Sure ; Certainly
- Phrase
- For sure; certainly
A2Moreoff of
US /ɔf ʌv/
UK /ɔf ɔv/
- Preposition
- From a position on something; down from.
A1Moreon the book
US /ɑn ðə bʊk/
UK /ɒn ðə bʊk/
- other
- Recorded in an official list or register.
B2Moreparameter
US /pəˈræmɪtɚ/
UK /pəˈræmɪtə(r)/
- Noun
- A characteristic or constant factor; a limit
B1TOEICMorepass through
US /pæs θru/
UK /pɑ:s θru:/
- Phrasal Verb
- To experience something, often unpleasant or difficult.
- To go through something; to move from one side to the other of something.
A2Morepatch
US /pætʃ/
UK /pætʃ/
- Noun
- Cover worn over an eye to protect or hide it
- Piece of ground on vegetation grows
- Transitive Verb
- To join or unite, e.g. two phone calls
- To repair hole by sewing a piece of cloth over it
B1TOEICMoreperformance
US / pɚˈfɔrməns/
UK /pə'fɔ:məns/
- Noun
- Act of doing something
- Activity done to entertain an audience
A2TOEICMoreprocess
US /ˈprɑsˌɛs, ˈproˌsɛs/
UK /prə'ses/
- Transitive Verb
- To organize and use data in a computer
- To deal with official forms in the way required
- Noun (Countable/Uncountable)
- Dealing with official forms in the way required
- Set of changes that occur slowly and naturally
A2TOEICMorequantum
US /ˈkwɑ:ntəm/
UK /ˈkwɒntəm/
- Noun (Countable/Uncountable)
- The smallest unit or amount of energy
B2Morerandomly
US /'rændəmlɪ/
UK /'rændəmlɪ/
- Adverb
- With no pattern or clear purpose; by chance
B1TOEICMorerather than
US
UK
- Adverb
- More exactly; more correctly
- Preferably; instead
- Preposition
- Instead of
A1Morereach
US /ritʃ/
UK /ri:tʃ/
- Verb (Transitive/Intransitive)
- To come to or arrive at a goal or destination
- To be long enough to get to a certain place
- Uncountable Noun
- Power or control someone has over something
A2TOEICMoreregister
US /ˈrɛdʒɪstɚ/
UK /'redʒɪstə(r)/
- Transitive Verb
- To record your name on an official list; sign up
- To show an amount on a measurement device
- Noun
- Till; machine used add up things you buy
- Range of notes of a person's (singing) voice
A2Moreresearch
US /rɪˈsɚtʃ, ˈriˌsɚtʃ/
UK /rɪ'sɜ:tʃ/
- Verb (Transitive/Intransitive)
- To study in order to discover new ideas and facts
- To study the market relating to marketing products and services.
- Noun (Countable/Uncountable)
- Study done to discover new ideas and facts
- A particular area or topic of study.
A2TOEICMoreresidual
US /rɪˈzɪdʒuəl/
UK /rɪˈzɪdjuəl/
- Adjective
- Referring to the amount left over
- Noun
- Amount left over
B2TOEICMoreshallower
US
UK
- Adjective
- Less deep than
B1Moreshatter
US /ˈʃætɚ/
UK /'ʃætə(r)/
- Verb (Transitive/Intransitive)
- To break into small pieces
B1Moreshift in
US
UK
- Phrasal Verb
- A change or alteration in something.
B2Moresignificantly
US /sɪɡˈnɪfəkəntlɪ/
UK /sɪgˈnɪfɪkəntli/
- Adverb
- In a way that is important or noticeable
- In a way that is meaningful
A2Moreskip
US /skɪp/
UK /skɪp/
- Countable Noun
- Very large waste disposal bin
- Intransitive Verb
- To move forward by taking fast steps and jumps
- To move rapidly, from one topic to another
B2Morestraighten out
US /ˈstretn aʊt/
UK /ˈstreɪtn aut/
- Phrasal Verb
- To resolve a problem or difficulty; to clarify a misunderstanding.
- To make something tidy or organized; to put in order.
A1Moresuch as
US /sʌtʃ æz/
UK /sʌtʃ æz/
- Preposition
- For example; like
A1Moretensor
US /ˈtɛnsɚ, -ˌsɔr/
UK /ˈtensə(r)/
- Noun
- Generalization of the concept of a vector
B2Morethe following
US
UK
- Adjective
- Next in order or sequence.
- Uncountable Noun
- What is about to be said or written.
B1Morethings change
US
UK
- Phrase
- Circumstances or situations do not remain constant; they evolve or transform over time.
- An acknowledgement of the need to adapt to new realities or developments.
A1Morethink about
US /θɪŋk əˈbaʊt/
UK /θiŋk əˈbaut/
- Phrasal Verb
- To consider something carefully.
- To remember or call to mind.
A1Moreturned out
US
UK
- Phrasal Verb
- To arrive for a public event or entertainment
- To happen to be in the end
- Transitive Verb
- To extinguish or switch off lights.
A1Moreultimately
US /ˈʌltəmɪtli/
UK /ˈʌltɪmətli/
- Adverb
- Done or considered as the final and most important
- Fundamentally; at the most basic level.
B1TOEICMorevector
US /ˈvɛktɚ/
UK /'vektə(r)/
- Noun
- Math a quantity that has both size and direction
B2Morevisualize
US /ˈvɪʒuəˌlaɪz/
UK /ˈvɪʒuəlaɪz/
- Transitive Verb
- To create a picture in your mind of something
B1Morewhole point
US
UK
- Phrase
- The main purpose or most important aspect of something.
- The primary reason or objective.
A2Morework on
US /wɚk ɑn/
UK /wə:k ɔn/
- Phrasal Verb
- To devote effort to improve or develop something
- To try to persuade or influence someone.
A1Morewrite up
US /raɪt ʌp/
UK /rait ʌp/
- Phrasal Verb
- To make a written record of (a study, etc.)
A1More
Vocabulary
- pass through: To experience something, often unpleasant or difficult.
- look at: To use your eyes to focus on something
- at least: As a minimum
- figure out: To understand the behavior of someone
- such as: For example; like
- move to: To change the place where you live or work.
- in practice: In reality or actual use; as opposed to in theory.
- instead of: When one thing is replaced by another
- think about: To consider something carefully.
- turned out: To arrive for a public event or entertainment
- breaks down: To forcibly break, destroy or make collapse
- add up to: To amount to a particular sum or total.
- whole point: The main purpose or most important aspect of something.
- answer to: To be responsible to someone and have to explain your actions to them.
- lead to: To result in some action
- of course: Sure ; Certainly
- in the middle of: In the central part or point of something.
- things change: Circumstances or situations do not remain constant; they evolve or transform over time.
- at a time: Separately; one by one
- at once: Immediately; without delay
- has over: To invite someone to your house.
- write up: To make a written record of (a study, etc.)
- feel like: To have a desire or inclination for something.
- work on: To devote effort to improve or develop something
- straighten out: To resolve a problem or difficulty; to clarify a misunderstanding.
- off of: From a position on something; down from.
- shift in: A change or alteration in something.
- the following: Next in order or sequence.
- as a whole: Considering everything together; in general.
- rather than: More exactly; more correctly
- build up: To increase the amount; collect something
- have to: Must do
- on the book: Recorded in an official list or register.
- ultimately: Done or considered as the final and most important
- approach: To get close to reaching something or somewhere
- process: To organize and use data in a computer
- critical: Making a negative judgment of something
- completely: In every way or as much as possible
- complex: Group of buildings all used for the same purpose
- research: To study in order to discover new ideas and facts
- significantly: In a way that is important or noticeable
- field: Area of study, such as physics or biology
- function: Social event, or party such as a wedding
- effectively: In a way that produces the desired result
- reach: To come to or arrive at a goal or destination
- neural: About the nerves or nervous system
- direction: When someone tells people what to do
- simply: In an easy or clear manner
- register: To record your name on an official list; sign up
- architecture: Design and construction of buildings
- visualize: To create a picture in your mind of something
- performance: Act of doing something
- landscape: Area or scene of activity, especially in politics
- rate: To assess something or consider its qualities
- connection: Something that joins things together; being joined
- accuracy: Being exactly right; correctness
- fall: Season after summer and before winter; Autumn
- layer: One of several sheets of a material or object
- energy: Physical or mental strength
- randomly: With no pattern or clear purpose; by chance
- patch: Cover worn over an eye to protect or hide it
- activate: To cause to happen; cause a chemical reaction
- shatter: To break into small pieces
- century: Period of 100 years
- single: One run in cricket or a hit baseball
- learn: To get knowledge or skills by study or experience
- simple: Not hard to understand or do; not complex
- information: Collection of facts and details about something
- modern: Of the present time; up to date; contemporary
- quantum: The smallest unit or amount of energy
- step: Movement done as part of a particular dance
- change: To exchange one set of clothes for another
- set: Prepared for something; ready
- deep: Complex and important
- embed: To place or set inside rock, etc.
- skip: Very large waste disposal bin
- datum: Item of factual information
- activation: Act of making something (e.g. a bomb) active
- residual: Referring to the amount left over
- gradient: A measure of how steep something is
- hierarchical: Separating into varying levels of importance
- parameter: A characteristic or constant factor; a limit
- shallower: Less deep than
- vector: Math a quantity that has both size and direction
- tensor: Generalization of the concept of a vector
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01:03
She took a brave step forward, leaving behind her comfort zone to chase her dreams.
Vocabulary
- brave
adj. Having courage
- comfort zone
phr. A familiar situation where one feels safe
Explanation
a brave step is a noun phrase, where brave is an adjective modifying the noun step, meaning "a courageous step".
forward is an adverb modifying step, meaning "ahead".
The whole phrase serves as the object, answering the "what" of took (verb) — she took a brave step forward.
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brave
US/brev/
UK/breɪv/
adj.Brave
v.t.To bravely face
A2 Elementary
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80
The most cited paper of the century is a brilliant hack
0
Richard VT posted on 2026/11/12Ever wondered why some neural networks suddenly stop learning once they get too deep? This video takes a fascinating look at the performance degradation problem in AI and explains the simple, brilliant hack that changed deep learning forever. It's a great opportunity to pick up technical vocabulary like 'convolutional neural network' and 'parameter initialization' while following a compelling scientific puzzle.
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