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Vocabulary

  • out there: In or to a place that is far away
  • off of: From a position on something; down from.
  • account for: To explain the cause or reason for something
  • interact with
  • other than: Except for; apart from.
  • along with: In addition to; together with.
  • rule out: To eliminate as a possibility; exclude.
  • in theory: According to the stated ideas or principles
  • set up
  • also known as: Also called; alternatively named.
  • much about: A lot of information or knowledge concerning something.
  • based on: To use something as the foundation or starting point for something else.
  • in order to: For the purpose of; with the aim of.
  • contend with: To struggle or deal with something difficult.
  • as well as: Also; in addition to
  • spread out: To extend or stretch over a large area.
  • look past: To ignore something, especially a fault, in order to help someone.
  • into space: Toward or entering the region beyond Earth's atmosphere.
  • anything other than: Except for; not including
  • except that: But; with the exception that.
  • know about: To have information or understanding of a subject or situation.
  • thanks to: Because of; as a result of.
  • for sure: Definitely; certainly; without a doubt.
  • all at once: Suddenly; at the same time
  • at once: Immediately; without delay
  • instead of: When one thing is replaced by another
  • arise out of: To originate from; to be a result of.
  • turn into: To change to become something else
  • polka dot: A pattern consisting of round dots.
  • rather than: More exactly; more correctly
  • get a sense: To understand or perceive something intuitively.
  • over time: Gradually; as time passes.
  • turn out: To arrive for a public event or entertainment
  • have to: Must do
  • look at: To use your eyes to focus on something
  • such as: For example; like
  • for example: As an illustration or instance.
  • got to: To arrive at some place
  • check out
  • sort: To organize things by putting them into groups
  • assume: To act in a false manner to mislead others
  • obvious: Easily understood and clear; plain to see
  • massive: Very big; large; too big
  • scenario: An imagined sequence of events in a plan/project
  • evidence: Factual proof that helps to establish the truth
  • matter: To be of great importance; to count
  • scale: Size, level, or amount when compared
  • interact: To talk or do things with each other
  • amount: Quantity of something
  • hypothetical: Thought up, as an example; not being a real case
  • roughly: Approximately; (of numbers) about; around
  • bit: Device put in a horse's mouth to control it
  • initial: First letter of your given name
  • exist: To be present, alive or real
  • portion: Serving of food that is intended for one person
  • theory: Ideas or principles that explain facts or events
  • gravity: (Of a situation) extreme seriousness
  • regular: Having an equal amount of space or time in between
  • sensitive: Taking offense easily; easily upset or hurt
  • universe: All of space that contains planets and stars
  • explain: To make clear or easy to understand by describing
  • require: To demand that someone does something
  • huge: Very very large
  • dense: Very thick and difficult to see, get through
  • extra: More than necessary; additional
  • account: An advantage
  • observe: To celebrate a particular holiday/religious event
  • create: To make, cause, or bring into existence
  • mass: Religious ceremony in some Christian churches
  • standard: Official unit of measuring something
  • bounce: A person's energy or confidence
  • observation: Remark or comment on something you noticed
  • radiation: Energy transmitted as rays, waves or particles
  • solution: Mix of a liquid and a solid or a gas
  • detect: To discover or identify the presence of something
  • normal: Standard or regular way of doing something
  • haven: Place where people can feel safe and happy
  • lot: What happens to a person in life from chance; fate
  • compact: Small case with face powder and a mirror
  • visible: Can see, easily seen or understood
  • single: One run in cricket or a hit baseball
  • kind: In a caring and helpful manner
  • crystal: A solid formed by the solidification of a chemical
  • overly: To a degree exceeding normal or proper limits
  • modify: To make minor change to something
  • particle: Adverb or preposition that joins with a verb
  • chance: The way something happens without planning
  • cosmic: Concerning space and the universe
  • rotation: Regular change of the crops grown in a field
  • gravitational: Concerning the force of gravity
  • galaxy: A group of stars and planets in space
  • plasma: Substance in which the blood cells are carried
  • cosmological: Dealing with the origin, history of the universe
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  • not found vocabularyNo vocabulary matches your filters
    • account for

      US /əˈkaʊnt fɔr/

      UK /əˈkaunt fɔ:/

      • Phrasal Verb
      • To explain the cause or reason for something
      • To form a particular amount or part of something.
      • Verb (Transitive/Intransitive)
      • To supply a reason or explanation for something.
      • To form a particular amount or proportion of something.
      A1
      More
    • all at once

      US

      UK

      • Adverb
      • Suddenly; at the same time
      • At the same time; simultaneously
      • Phrase
      • Suddenly; at the same time
      A1
      More
    • along with

      US /əˈlɔŋ wɪð/

      UK /əˈlɔŋ wið/

      • Preposition
      • In addition to; together with.
      • Adverb
      • In company or together with someone or something.
      • Including; in addition to.
      A2
      More
    • also known as

      US

      UK

      • Phrase
      • Also called; alternatively named.
      • Identified by another term; synonymous with.
      A1
      More
    • anything other than

      US

      UK

      • Phrase
      • Except for; not including
      • Different from; not
      More
    • arise out of

      US

      UK

      • Phrasal Verb
      • To originate from; to be a result of.
      More
    • as well as

      US /æz wɛl æz/

      UK /æz wel æz/

      • Adverb
      • Also; in addition to
      • Preposition
      • In addition to; and also.
      A1
      More
    • assume

      US /əˈsum/

      UK /ə'sju:m/

      • Transitive Verb
      • To act in a false manner to mislead others
      • To believe, based on the evidence; suppose
      A2TOEIC
      More
    • at once

      US /æt wʌns/

      UK /æt wʌns/

      • Adverb
      • Immediately; without delay
      • At the same time; simultaneously
      A2
      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
    • bounce

      US /baʊns/

      UK /baʊns/

      • Uncountable Noun
      • A person's energy or confidence
      • Quality causing a person's hair to appear healthy
      • Intransitive Verb
      • To move around energetically, playfully
      • (Of check) to be rejected due to inadequate funds
      B1
      More
    • check out

      US /tʃɛk aʊt/

      UK /tʃek aut/

      • Phrase
      • Phrasal Verb
      • To find out information about something
      • To take books out of a library
      A1
      More
    • compact

      US /kəmˈpækt/

      UK /'kɒmpækt/

      • Noun (Countable/Uncountable)
      • Small case with face powder and a mirror
      • A formal agreement or contract.
      • Adjective
      • Packed closely together
      B1
      More
    • contend with

      US /kənˈtɛnd wɪð/

      UK /kənˈtend wið/

      • Phrasal Verb
      • To struggle or deal with something difficult.
      More
    • cosmic

      US /ˈkɑzmɪk/

      UK /'kɒzmɪk/

      • Adjective
      • Concerning space and the universe
      B2
      More
    • cosmological

      US /ˌkɒzmə'lɒdʒɪkl/

      UK /ˌkɒzmə'lɒdʒɪkl/

      • Adjective
      • Dealing with the origin, history of the universe
      B2
      More
    • crystal

      US /ˈkrɪstəl/

      UK /'krɪstl/

      • Noun (Countable/Uncountable)
      • A solid formed by the solidification of a chemical
      • Rock with regularly repeating internal structure
      • Proper Noun
      • Person's name
      B1
      More
    • dense

      US /dɛns/

      UK /dens/

      • Adjective
      • Very thick and difficult to see, get through
      • Hard to understand
      B1TOEIC
      More
    • detect

      US /dɪˈtɛkt/

      UK /dɪˈtekt/

      • Transitive Verb
      • To discover or identify the presence of something
      A2TOEIC
      More
    • except that

      US /ɪkˈsɛpt ðæt/

      UK /ikˈsept ðæt/

      • Conjunction
      • But; with the exception that.
      A2
      More
    • extra

      US /'ekstrə/

      UK /'ekstrə/

      • Adjective
      • More than necessary; additional
      • Of especially good quality or grade.
      • Noun (Countable/Uncountable)
      • Items more than you need; additional items
      • Person who has a small part in a movie
      A2
      More
    • for example

      US

      UK

      • Phrase
      • As an illustration or instance.
      More
    • for sure

      US /fɔr ʃʊr/

      UK /fɔ: ʃuə/

      • Adverb
      • Definitely; certainly; without a doubt.
      • Used to emphasize a statement.
      • Interjection
      • An expression of strong agreement or affirmation.
      A2
      More
    • galaxy

      US /ˈɡæləksi/

      UK /'ɡæləksɪ/

      • Noun (Countable/Uncountable)
      • A group of stars and planets in space
      B2
      More
    • get a sense

      US

      UK

      • Verb (Transitive/Intransitive)
      • To understand or perceive something intuitively.
      A1
      More
    • got to

      US /ɡɑt tu/

      UK /gɔt tu:/

      • Verb (Transitive/Intransitive)
      • To arrive at some place
      • To have the opportunity or permission to do something
      • Phrasal Verb
      • To appeal to the emotions of; move
      • To finally begin to start something after a delay
      A1
      More
    • gravitational

      US /ˌɡrævɪˈteɪʃənl/

      UK /ˌgrævɪˈteɪʃənl/

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

      US /ˈɡrævɪti/

      UK /ˈgrævəti/

      • Uncountable Noun
      • (Of a situation) extreme seriousness
      • Force making things fall towards the ground
      B1TOEIC
      More
    • have to

      US /hæv tu/

      UK /ˈhæv tə/

      • Auxiliary Verb
      • Must do
      A1
      More
    • huge

      US /hjudʒ/

      UK /hju:dʒ/

      • Adjective
      • Very very large
      A2
      More
    • hypothetical

      US /ˌhaɪpəˈθɛtɪkəl/

      UK /ˌhaɪpəˈθetɪkl/

      • Adjective
      • Thought up, as an example; not being a real case
      • Of the nature of a hypothesis; conjectural; provisional.
      • Noun
      • A hypothetical example or case.
      • A hypothetical situation or scenario.
      B2
      More
    • in order to

      US /ɪn ˈɔrdɚ tu/

      UK /in ˈɔ:də tu:/

      • Preposition
      • For the purpose of; with the aim of.
      • Phrase
      • In a specific sequence or arrangement.
      • With the aim of; for the purpose of.
      C1
      More
    • in theory

      US /ɪn ˈθiəri/

      UK /in ˈθiəri/

      • Adverb
      • According to the stated ideas or principles
      • Phrase
      • According to the theoretical possibilities rather than actual practice.
      B2
      More
    • initial

      US /ɪˈnɪʃəl/

      UK /ɪ'nɪʃl/

      • Noun
      • First letter of your given name
      • The beginning or commencement of something.
      • Transitive Verb
      • To authorize something by writing your initials
      • To mark or sign with one's initials.
      A2TOEIC
      More
    • instead of

      US /ɪnˈstɛd ʌv/

      UK /inˈsted ɔv/

      • Preposition
      • When one thing is replaced by another
      • Adverb
      • As a substitute or alternative.
      A1
      More
    • interact

      US /ˌɪntɚˈækt/

      UK /ˌɪntər'ækt/

      • Intransitive Verb
      • To talk or do things with each other
      A2
      More
    • interact with

      US /ˌɪntɚˈækt wɪð/

      UK /ˌɪntərˈækt wið/

      • Phrase
      • Verb (Transitive/Intransitive)
      • To engage in communication or action involving mutual or reciprocal influence.
      • To use a computer interface to achieve a specific goal.
      A2
      More
    • into space

      US

      UK

      • Phrase
      • Toward or entering the region beyond Earth's atmosphere.
      • Figuratively, entering a realm of imagination or abstraction.
      A1
      More
    • know about

      US /noʊ əˈbaʊt/

      UK /nəʊ əˈbaut/

      • Phrasal Verb
      • To have information or understanding of a subject or situation.
      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 past

      US

      UK

      • Phrasal Verb
      • To ignore something, especially a fault, in order to help someone.
      A1
      More
    • mass

      US /mæs/

      UK /mæs/

      • Noun (Countable/Uncountable)
      • Religious ceremony in some Christian churches
      • Large amount or number of something
      • Transitive Verb
      • To gather people or things into a large group
      B1
      More
    • massive

      US /ˈmæsɪv/

      UK /ˈmæsɪv/

      • Adjective
      • Very big; large; too big
      • Large or imposing in scale or scope.
      B1
      More
    • modify

      US /ˈmɑ:dɪfaɪ/

      UK /ˈmɒdɪfaɪ/

      • Transitive Verb
      • To make minor change to something
      B1
      More
    • much about

      US /mʌtʃ əˈbaʊt/

      UK /mʌtʃ əˈbaut/

      • Phrase
      • A lot of information or knowledge concerning something.
      • To a great extent or degree regarding something; caring.
      A1
      More
    • observation

      US /ˌɑbzɚˈveʃən/

      UK /ˌɒbzəˈveɪʃn/

      • Noun (Countable/Uncountable)
      • Remark or comment on something you noticed
      • Practice of performing actions required by rules
      B1
      More
    • observe

      US /əbˈzɜ:rv/

      UK /əbˈzɜ:v/

      • Verb (Transitive/Intransitive)
      • To celebrate a particular holiday/religious event
      • To obey or follow laws, rules, or customs
      A2TOEIC
      More
    • obvious

      US /ˈɑbviəs/

      UK /ˈɒbviəs/

      • Adjective
      • Easily understood and clear; plain to see
      • Easy to see or notice.
      A2TOEIC
      More
    • off of

      US /ɔf ʌv/

      UK /ɔf ɔv/

      • Preposition
      • From a position on something; down from.
      A1
      More
    • other than

      US

      UK

      • Preposition
      • Except for; apart from.
      • Conjunction
      • Different from.
      A1
      More
    • out there

      US /aʊt ðɛr/

      UK /aut ðɛə/

      • Adverb
      • In or to a place that is far away
      • Existing in the universe
      • Adjective
      • Unconventional; strange; avant-garde
      • Existing or available.
      A1
      More
    • over time

      US /ˈovɚ taɪm/

      UK /ˈəuvə taim/

      • Phrase
      • Gradually; as time passes.
      • During a long period.
      • Adverb
      • Gradually; as time passes.
      B1
      More
    • overly

      US /ˈoʊvərli/

      UK /ˈəʊvəli/

      • Adverb
      • To a degree exceeding normal or proper limits
      B2
      More
    • particle

      US /ˈpɑrtɪkəl/

      UK /ˈpɑ:tɪkl/

      • Noun
      • Adverb or preposition that joins with a verb
      • Tiny piece or quantity of something
      B1
      More
    • plasma

      US /ˈplæzmə/

      UK /ˈplæzmə/

      • Uncountable Noun
      • Substance in which the blood cells are carried
      • Gas-like substance with little electric charge
      B2
      More
    • polka dot

      US

      UK

      • Noun
      • A pattern consisting of round dots.
      More
    • portion

      US /ˈpɔrʃən, ˈpor-/

      UK /'pɔ:ʃn/

      • Noun (Countable/Uncountable)
      • Serving of food that is intended for one person
      • Part of something shared that belongs to a whole
      • Transitive Verb
      • To separate something to divide among people
      B1
      More
    • radiation

      US /ˌrediˈeʃən/

      UK /ˌreɪdiˈeɪʃn/

      • Noun (Countable/Uncountable)
      • Energy transmitted as rays, waves or particles
      • Harmful waves of energy from nuclear activity
      B1
      More
    • rather than

      US

      UK

      • Adverb
      • More exactly; more correctly
      • Preferably; instead
      • Preposition
      • Instead of
      A1
      More
    • regular

      US /ˈrɛɡjəlɚ/

      UK /ˈregjələ(r)/

      • Adjective
      • Having an equal amount of space or time in between
      • Occurring or being done frequently
      • Noun (Countable/Uncountable)
      • Customers who frequently visit a place
      • Soldier who has a permanent job in the army
      A2TOEIC
      More
    • require

      US /rɪˈkwaɪr/

      UK /rɪ'kwaɪə(r)/

      • Transitive Verb
      • To demand that someone does something
      • To need to do something, to make it necessary
      A2TOEIC
      More
    • rotation

      US /roʊˈteɪʃn/

      UK /rəʊˈteɪʃn/

      • Uncountable Noun
      • Regular change of the crops grown in a field
      • Group who take turns performing a certain task
      B2
      More
    • roughly

      US /ˈrʌflɪ/

      UK /ˈrʌfli/

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

      US /rul aʊt/

      UK /ru:l aut/

      • Phrasal Verb
      • To eliminate as a possibility; exclude.
      A1
      More
    • scale

      US /skel/

      UK /skeɪl/

      • Noun (Countable/Uncountable)
      • Size, level, or amount when compared
      • Small hard plates that cover the body of fish
      • Verb (Transitive/Intransitive)
      • To change the size of but keep the proportions
      • To climb something large (e.g. a mountain)
      A2TOEIC
      More
    • scenario

      US /səˈner.i.oʊ/

      UK /sɪˈnɑː.ri.əʊ/

      • Noun
      • An imagined sequence of events in a plan/project
      B1
      More
    • sensitive

      US /ˈsɛnsɪtɪv/

      UK /'sensətɪv/

      • Adjective
      • Taking offense easily; easily upset or hurt
      • (Private information) needing careful treatment
      A2TOEIC
      More
    • set up

      US /sɛt ʌp/

      UK /set ʌp/

      • Phrasal Verb
      • To make arrangements for something; establish
      • Verb (Transitive/Intransitive)
      • To arrange or prepare something for use.
      • To start a business, organization, etc.
      A1
      More
    • solution

      US /səˈluʃən/

      UK /səˈlu:ʃn/

      • Noun (Countable/Uncountable)
      • Mix of a liquid and a solid or a gas
      • Way to solve or deal with a problem
      A2
      More
    • spread out

      US /sprɛd aʊt/

      UK /spred aut/

      • Phrasal Verb
      • To extend or stretch over a large area.
      • To arrange things so that they cover a large area.
      B2
      More
    • standard

      US /ˈstændəd/

      UK /'stændəd/

      • Noun
      • Official unit of measuring something
      • Principle of behaving in a moral way
      • Adjective
      • Being the accepted normal level of quality
      • (Of a language) being the most accepted in a place
      A2TOEIC
      More
    • such as

      US /sʌtʃ æz/

      UK /sʌtʃ æz/

      • Preposition
      • For example; like
      A1
      More
    • thanks to

      US /θæŋks tu/

      UK /θæŋks tu:/

      • Preposition
      • Because of; as a result of.
      A1
      More
    • theory

      US /ˈθiəri, ˈθɪri/

      UK /ˈθiəri/

      • Noun (Countable/Uncountable)
      • Ideas or principles that explain facts or events
      • An idea or belief about something
      A2TOEIC
      More
    • turn into

      US /tɚn ˈɪntu/

      UK /tə:n ˈɪntuː/

      • Phrasal Verb
      • To change to become something else
      • To change your direction to go into a place
      A1
      More
    • turn out

      US /tɚn aʊt/

      UK /tə:n aut/

      • Phrasal Verb
      • To arrive for a public event or entertainment
      • To happen to be in the end
      A1
      More
    • universe

      US /ˈjunəˌvɚs/

      UK /ˈju:nɪvɜ:s/

      • Noun (Countable/Uncountable)
      • All of space that contains planets and stars
      • Things surrounding a person, affecting their life
      B2
      More
    • visible

      US /ˈvɪzəbəl/

      UK /ˈvɪzəbl/

      • Adjective
      • Can see, easily seen or understood
      B1TOEIC
      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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    B1
    #dark matter#matter#dark#particle#gravity#gravitational

    What if We Can't Detect Dark Matter?

    0
    林宜悉 posted on 2026/10/30
    Have you ever wondered what keeps galaxies from flying apart if we can't even see the matter holding them together? This fascinating breakdown explores the evidence for dark matter, from gravitational lensing to cosmic background radiation, while helping you practice advanced scientific vocabulary like 'non-interacting' and 'paradoxical.' It is a great way to sharpen your listening skills while diving into one of the biggest mysteries in modern cosmology.

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