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Vocabulary

  • in general: Typically; usually; on the whole.
  • of course: Sure ; Certainly
  • look for: To try to find a thing or person that is lost
  • for example: As an illustration or instance.
  • in tune: Agreeing in pitch; agreeing in opinion
  • in fact: Used to emphasize the truth of a statement, especially one that contrasts with or contradicts something else.
  • with it: Intelligent, alert, and up-to-date.
  • come from: To have as your native country or city
  • at school: Present and attending school.
  • come by: To become the owner of something, e.g. by accident
  • live on: To continue to exist or be remembered.
  • to do with: To be about something; concern
  • depending on: To rely on for support (financial or emotional)
  • out of tune: Not playing or singing notes at the correct pitch; not in harmony.
  • sound right: To seem correct or accurate.
  • think about: To consider something carefully.
  • work at: To have a job at a particular place or organization.
  • knock on: To strike a door or window to attract attention.
  • have to: Must do
  • based on: To use something as the foundation or starting point for something else.
  • feel like: To have a desire or inclination for something.
  • think of: To look on as (being something specific); consider
  • look at: To use your eyes to focus on something
  • approach: To get close to reaching something or somewhere
  • concept: Abstract idea of something or how it works
  • tend: To move or act in a certain manner
  • general: Widespread, normal or usual
  • familiar: Well-known or easily recognized
  • roughly: Approximately; (of numbers) about; around
  • opinion: Court judge's statement why a decision was made
  • measure: Plan to achieve a desired result
  • instrument: Gauge for measuring something, e.g. temperature
  • field: Area of study, such as physics or biology
  • flat: Apartment; set of rooms for living in
  • dialogue: Conversation between two or more individuals
  • fabric: Cloth or material
  • emerge: To rise or appear out of some background
  • contemporary: Being modern, up -to-date, of this age
  • create: To make, cause, or bring into existence
  • guess: To give an answer without knowing if it is correct
  • string: To tie or connect things together with a thread
  • favorite: A thing that someone likes best or enjoys most
  • frequency: Number of repetitions of (radio or sound) wave
  • culture: Beliefs and customs of a particular group
  • lot: What happens to a person in life from chance; fate
  • square: Shape with 4 equal length sides and 4 equal angles
  • wild: In a manner which lacks control
  • collaborate: To cooperate with or help an enemy
  • sound: Sensible, dependable and reliable
  • solve: To figure out a way to handle a difficult problem
  • tune: To make adjustments to equipment to make it better
  • fact: Something that is known or proved to be true
  • collaborative: Working with others to complete a task
  • clash: To have a disagreement or fight over something
  • public: Owned by the government
  • piece: A counter in a board game
  • bring: To take or go with someone to a place
  • point: An item to be discussed
  • temper: An angry mood or fit; temperament
  • metric: Based on the meter as a standard of measurement
  • virus: File secretly put on computers to cause harm
  • pull: Act of breathing in smoke, as from a pipe
  • perfect: So good it cannot be improved
  • indication: Something showing something exists or will happen
  • gravitational: Concerning the force of gravity
  • diameter: Distance across the center of an object
  • angle: Place where two lines or surfaces meet
  • interval: Distance in pitch between two notes
  • rumble: Low, heavy continuous sound or series of sounds
  • violin: Wooden instrument with strings, played with a bow
  • octave: Range of notes in an 8-note musical scale
  • amplitude: Breadth, width or largeness of something
  • hypotenuse: Side of a right triangle opposite the right angle
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  • not found vocabularyNo vocabulary matches your filters
    • amplitude

      US /ˈæmplɪtu:d/

      UK /ˈæmplɪtju:d/

      • Noun (Countable/Uncountable)
      • Breadth, width or largeness of something
      • Distance between the top and the base of a curve
      C1
      More
    • angle

      US /ˈæŋɡəl/

      UK /ˈæŋgl/

      • Noun
      • Place where two lines or surfaces meet
      B1TOEIC
      More
    • approach

      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
      A2TOEIC
      More
    • at school

      US

      UK

      • Phrase
      • Present and attending school.
      A1
      More
    • based on

      US

      UK

      • Phrasal Verb
      • To use something as the foundation or starting point for something else.
      • Preposition
      • Using something as the main idea or foundation.
      • Relying on something as evidence or justification.
      A1
      More
    • clash

      US /klæʃ/

      UK /klæʃ/

      • Intransitive Verb
      • To have a disagreement or fight over something
      • (Of colors) to not suit or match appealingly
      • Noun (Countable/Uncountable)
      • A conflict; disagreement
      B1
      More
    • collaborate

      US /kəˈlæbəˌret/

      UK /kəˈlæbəreɪt/

      • Verb (Transitive/Intransitive)
      • To cooperate with or help an enemy
      • To work together to complete a task
      B1
      More
    • collaborative

      US /kə'læbəˈretɪv/

      UK /kəˈlæbərətɪv/

      • Adjective
      • Working with others to complete a task
      • Involving or done by collaboration.
      • Noun
      • A situation where people work together to achieve a common goal.
      B1
      More
    • come by

      US /kʌm baɪ/

      UK /kʌm bai/

      • Phrasal Verb
      • To become the owner of something, e.g. by accident
      • To visit someone
      A1
      More
    • come from

      US /kʌm frʌm/

      UK /kʌm frɔm/

      • Phrasal Verb
      • To have as your native country or city
      A1
      More
    • concept

      US /ˈkɑnˌsɛpt/

      UK /'kɒnsept/

      • Noun (Countable/Uncountable)
      • Abstract idea of something or how it works
      • A plan or intention; a conception.
      A2TOEIC
      More
    • contemporary

      US /kənˈtɛmpəˌrɛri/

      UK /kən'temprərɪ/

      • Adjective
      • Being modern, up -to-date, of this age
      • Happening in the same time period
      • Countable Noun
      • Person doing things at the same time as you
      B1
      More
    • culture

      US /ˈkʌltʃɚ/

      UK /'kʌltʃə(r)/

      • Noun (Countable/Uncountable)
      • Beliefs and customs of a particular group
      • The customs, beliefs, art, and all the other things that a group of people share and consider important.
      • Transitive Verb
      • To grow cells, tissues, bacteria, etc. in a controlled environment.
      A2
      More
    • depending on

      US

      UK

      • Phrasal Verb
      • To rely on for support (financial or emotional)
      • Influenced or determined by.
      • Preposition
      • Subject to; contingent on
      • Relying on someone or something for support or assistance.
      A2
      More
    • dialogue

      US /ˈdaɪəˌlɔɡ, -ˌlɑɡ/

      UK /'daɪəlɒɡ/

      • Noun (Countable/Uncountable)
      • Conversation between two or more individuals
      • A discussion or series of discussions between people or groups, especially ones aimed at resolving a problem.
      B1
      More
    • diameter

      US /daɪˈæmɪtɚ/

      UK /daɪˈæmɪtə(r)/

      • Noun
      • Distance across the center of an object
      B1
      More
    • emerge

      US /ɪˈmɚdʒ/

      UK /ɪ'mɜ:dʒ/

      • Intransitive Verb
      • To rise or appear out of some background
      • To become known or apparent.
      A2TOEIC
      More
    • fabric

      US /ˈfæbrɪk/

      UK /ˈfæbrɪk/

      • Noun (Countable/Uncountable)
      • Cloth or material
      • Basic structure
      B1TOEIC
      More
    • familiar

      US /fəˈmɪljɚ/

      UK /fəˈmɪliə(r)/

      • Adjective
      • Well-known or easily recognized
      • Having a good knowledge of something.
      • Noun
      • A close friend or associate.
      • (In folklore) a spirit, often in animal form, believed to attend and serve a witch.
      A2TOEIC
      More
    • feel like

      US

      UK

      • Intransitive Verb
      • To have a desire or inclination for something.
      • To have a particular quality or sensation; resemble.
      A1
      More
    • flat

      US /flæt/

      UK /flæt/

      • Noun (Countable/Uncountable)
      • Apartment; set of rooms for living in
      • The smooth or level part of something
      • Verb (Transitive/Intransitive)
      • To share an apartment with someone
      • To fail to produce the intended effect; to be unsuccessful or uninteresting.
      A2
      More
    • for example

      US

      UK

      • Phrase
      • As an illustration or instance.
      More
    • frequency

      US /ˈfrikwənsi/

      UK /'fri:kwənsɪ/

      • Uncountable Noun
      • Number of repetitions of (radio or sound) wave
      • How often something happens
      B1TOEIC
      More
    • gravitational

      US /ˌɡrævɪˈteɪʃənl/

      UK /ˌgrævɪˈteɪʃənl/

      • Adjective
      • Concerning the force of gravity
      C1
      More
    • have to

      US /hæv tu/

      UK /ˈhæv tə/

      • Auxiliary Verb
      • Must do
      A1
      More
    • hypotenuse

      US /haɪˈpɑtn:ˌus, -ˌjus/

      UK /haɪˈpɒtənju:z/

      • Noun
      • Side of a right triangle opposite the right angle
      C2
      More
    • in fact

      US /ɪn fækt/

      UK /in fækt/

      • Adverb
      • Used to emphasize the truth of a statement, especially one that contrasts with or contradicts something else.
      • Used to introduce a more detailed or surprising piece of information.
      • Phrase
      • Used to emphasize the truth of a statement, especially one that is surprising or contrary to what might be expected.
      C1
      More
    • in general

      US /ɪn ˈdʒɛnərəl/

      UK /in ˈdʒenərəl/

      • Phrase
      • Typically; usually; on the whole.
      • Not specific or detailed; broadly.
      • Adjective
      • Not detailed or specific; overall.
      C2
      More
    • in tune

      US /ɪn tun/

      UK /in tju:n/

      • Phrase
      • Agreeing in pitch; agreeing in opinion
      A2
      More
    • indication

      US /ˌɪndɪˈkeʃən/

      UK /ˌɪndɪˈkeɪʃn/

      • Noun
      • Something showing something exists or will happen
      A2TOEIC
      More
    • instrument

      US /ˈɪnstrəmənt/

      UK /'ɪnstrəmənt/

      • Noun (Countable/Uncountable)
      • Gauge for measuring something, e.g. temperature
      • Legal document
      A2TOEIC
      More
    • interval

      US /ˈɪntəvəl/

      UK /ˈintəvəl/

      • Noun (Countable/Uncountable)
      • Distance in pitch between two notes
      • Distance between two points, numbers or times
      B1
      More
    • knock on

      US /nɑk ɑn/

      UK /nɔk ɔn/

      • Phrasal Verb
      • To strike a door or window to attract attention.
      • Intransitive Verb
      • (In rugby) to drop the ball forward.
      A1
      More
    • live on

      US /lɪv ɒn/

      UK /lɪv ɒn/

      • Phrasal Verb
      • To continue to exist or be remembered.
      • To eat a particular type of food as the main thing.
      B2
      More
    • look at

      US /lʊk æt/

      UK /luk æt/

      • Phrasal Verb
      • To use your eyes to focus on something
      • To focus your eyes on something carefully
      A1
      More
    • look for

      US /lʊk fɔr/

      UK /luk fɔ:/

      • Phrasal Verb
      • To try to find a thing or person that is lost
      • To expect or anticipate something.
      A1
      More
    • metric

      US /ˈmɛtrɪk/

      UK /ˈmetrɪk/

      • Adjective
      • Based on the meter as a standard of measurement
      B1
      More
    • octave

      US /ˈɑktɪv, -ˌtev/

      UK /'ɒktɪv/

      • Noun
      • Range of notes in an 8-note musical scale
      C1
      More
    • of course

      US /ʌv kɔː(r)s/

      UK /ɔv kɔː(r)s/

      • Adverb
      • Sure ; Certainly
      • Phrase
      • For sure; certainly
      A2
      More
    • opinion

      US /əˈpɪnjən/

      UK /əˈpɪnjən/

      • Noun
      • Court judge's statement why a decision was made
      • A person's thoughts on a topic
      A2TOEIC
      More
    • out of tune

      US

      UK

      • Adjective
      • Not playing or singing notes at the correct pitch; not in harmony.
      • Not in agreement or harmony with; not suitable or appropriate for.
      A1
      More
    • roughly

      US /ˈrʌflɪ/

      UK /ˈrʌfli/

      • Adverb
      • Approximately; (of numbers) about; around
      • In a manner that is violent or not careful
      B1
      More
    • rumble

      US /ˈrʌmbəl/

      UK /ˈrʌmbl/

      • Noun
      • Low, heavy continuous sound or series of sounds
      • Intransitive Verb
      • To make low, heavy continuous sounds
      B2
      More
    • solve

      US /sɑ:lv/

      UK /sɒlv/

      • Transitive Verb
      • To figure out a way to handle a difficult problem
      A2TOEIC
      More
    • sound right

      US

      UK

      • Intransitive Verb
      • To seem correct or accurate.
      More
    • square

      US /skwɛr/

      UK /skweə(r)/

      • Noun (Countable/Uncountable)
      • Shape with 4 equal length sides and 4 equal angles
      • The result of multiplying Length by the width
      • Adjective
      • Being fair or honest
      • Multiply a number by itself e.g. 2x2 or 6x6
      A2TOEIC
      More
    • string

      US /strɪŋ/

      UK /strɪŋ/

      • Transitive Verb
      • To tie or connect things together with a thread
      • Noun (Countable/Uncountable)
      • A line of connected objects
      • Thick thread; thin rope
      A2
      More
    • temper

      US /ˈtɛmpɚ/

      UK /ˈtempə(r)/

      • Noun (Countable/Uncountable)
      • An angry mood or fit; temperament
      • Lack of calmness
      • Transitive Verb
      • To dilute something or make it less severe
      • To heat metal to make it hard or flexible
      B1TOEIC
      More
    • tend

      US /tɛnd/

      UK /tend/

      • Intransitive Verb
      • To move or act in a certain manner
      • Transitive Verb
      • To take care of
      A2
      More
    • think about

      US /θɪŋk əˈbaʊt/

      UK /θiŋk əˈbaut/

      • Phrasal Verb
      • To consider something carefully.
      • To remember or call to mind.
      A1
      More
    • think of

      US /θɪŋk ʌv/

      UK /θiŋk ɔv/

      • Phrasal Verb
      • To look on as (being something specific); consider
      • To consider or remember something.
      • Verb (Transitive/Intransitive)
      • To imagine or call something to mind
      A1
      More
    • to do with

      US

      UK

      • Phrasal Verb
      • To be about something; concern
      A1
      More
    • tune

      US /tun, tjun/

      UK /tju:n/

      • Transitive Verb
      • To make adjustments to equipment to make it better
      • To adjust to be at the right musical pitch
      • Noun (Countable/Uncountable)
      • Group of musical notes that make a pleasant sound
      A2
      More
    • violin

      US /ˌvaɪəˈlɪn/

      UK /ˌvaɪəˈlɪn/

      • Noun
      • Wooden instrument with strings, played with a bow
      B1
      More
    • virus

      US /ˈvaɪrəs/

      UK /'vaɪrəs/

      • Noun
      • File secretly put on computers to cause harm
      • Living organism that causes disease or sickness
      B1
      More
    • wild

      US /waɪld/

      UK /waɪld/

      • Adverb
      • In a manner which lacks control
      • Adjective
      • Living in nature; not tame
      • (Of land) not developed by people
      A2
      More
    • with it

      US /wɪð ɪt/

      UK /wið it/

      • Adjective
      • Intelligent, alert, and up-to-date.
      • Understanding and knowledgeable about current trends or information.
      A1
      More
    • work at

      US /wɚk æt/

      UK /wə:k æt/

      • Phrasal Verb
      • To have a job at a particular place or organization.
      • To make an effort to improve something.
      A1
      More
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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
    A2
    #spacetime#gravitational#string#octave#music#tuning

    An astrophysicist and a musician on waves

    0
    林宜悉 posted on 2026/11/13
    Ever wondered how the ripples of spacetime compare to the music of a violin? Join an astrophysicist and a musician as they bridge the gap between science and art, using terms like 'superposition' and 'perfect intervals' to explain how waves function in our universe.

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