Vocabulary

  • have to: Must do
  • in other words: Stating something in a different way, often to make it clearer or more understandable.
  • think about: To consider something carefully.
  • fight off: To defend a position, often violently
  • in the future: At a later time; in times to come.
  • of itself: Happening automatically without external cause or help.
  • going on: To continue doing something
  • figure out: To understand the behavior of someone
  • on to: Toward something; forward
  • talking about: To discuss a particular topic.
  • on the surface: Appearing to be true or real until examined more closely.
  • crowd out: To take the place of someone or something
  • live on: To continue to exist or be remembered.
  • to arms: A call to take up weapons and fight.
  • for one thing: Used to introduce a reason for something.
  • for the rest: Concerning the remaining people or things.
  • next to: Being located along side another
  • look over: To check something to see it works well; inspect
  • chop up: To cut something into small pieces.
  • out of luck: To not have any luck; to be unfortunate
  • break it down: To simplify something complex into smaller, more manageable parts.
  • hanging out: To spend time with your friends
  • think of: To look on as (being something specific); consider
  • at least: As a minimum
  • specific: Precise; particular; just about that thing
  • essentially: Basically; (said when stating the basic facts)
  • eventually: After a long time; after many attempts; in the end
  • bunch: A group of things of the same kind
  • immune: Having a special protection from, e.g. the law
  • grab: To take and hold something quickly
  • present: Being in attendance; being there; having turned up
  • basically: Used before you explain something simply, clearly
  • sense: Certain mental feeling or emotion
  • barrier: Difficult situation preventing something happening
  • rid: To cause to no longer have (pest, problem)
  • conquer: To take possession of (land, city) with an army
  • bacteria: The very small creatures that can cause disease
  • increase: To make or become larger in size or amount
  • fluid: A material that can easily flow, e.g. water
  • occasionally: Not very often; sometimes; seldom
  • response: Something said/written as an answer to something
  • bit: Device put in a horse's mouth to control it
  • generate: To create or be produced or bring into existence
  • infinite: Being very large in amount
  • disrupt: To cause a disturbance in an activity in progress
  • surface: To give (road) a top layer
  • equal: Same in shape, size, or number
  • inflammation: Painful swelling in the body due to illness
  • digest: To convert food into energy in your stomach
  • break: To create a new record e.g. running the 100m dash
  • devastate: To cause extensive destruction or ruin utterly
  • expose: To make visible, without covering or protection
  • shape: The outer form of something, what it looks like
  • responsible: Being the cause of something that has occurred
  • gland: Organ that produces substances for the body to use
  • naive: Unsophisticated; innocent and unknowing
  • infection: (Computers) Having a computer virus
  • swell: To feel overcome due to a strong emotion
  • major: High-ranking officer in the army
  • gain: To increase in something, such as weight
  • normal: Standard or regular way of doing something
  • produce: Fresh foods such as fruits and vegetables
  • breach: To break laws or barriers (e.g. walls)
  • acne: Red spots or pimples on your face
  • animate: To give life, energy, or motion to something
  • system: Set of organized, planned ideas that work together
  • kind: In a caring and helpful manner
  • virus: File secretly put on computers to cause harm
  • defend: To protect and explain your position in court
  • build: Your physical shape; physique
  • activate: To cause to happen; cause a chemical reaction
  • part: Division of a book
  • find: To become aware of something that is happening
  • future: Time that is to come after the present
  • immunity: State of not being able to catch a disease
  • mutate: To develop into another thing; change
  • secrete: To hide something so it will not be seen or found
  • invader: Someone who enters to cause harm
  • implant: To put something into, an idea in someone's mind
  • marrow: A soft, fatty tissue inside bones
  • dock: To take away a part of an animal's tail
  • infect: To introduce a computer virus to
  • transplant: A medical operation to replace organs of the body
  • prick: To pierce slightly with a sharp point
  • antibody: Substance produced by the body to fight disease
  • antigen: Substance that produces antibodies in the body
  • moat: Water-filled ditch surrounding a castle
  • lymph: Clear fluid containing white blood cells
  • pox: A disease that leaves marks on the skin
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  • not found vocabularyNo vocabulary matches your filters
    • acne

      US /ˈækni/

      UK /ˈækni/

      • Uncountable Noun
      • Red spots or pimples on your face
      B2
      More
    • activate

      US /ˈæktəˌvet/

      UK /ˈæktɪveɪt/

      • Transitive Verb
      • To cause to happen; cause a chemical reaction
      • To make something start working
      B1
      More
    • animate

      US /ˈænəˌmet/

      UK /'ænɪmeɪt/

      • Transitive Verb
      • To give life, energy, or motion to something
      B2
      More
    • antibody

      US /ˈæntibɑ:di/

      UK /ˈæntibɒdi/

      • Countable Noun
      • Substance produced by the body to fight disease
      B1
      More
    • antigen

      US /ˈæntɪdʒən/

      UK /ˈæntɪdʒən/

      • Noun
      • Substance that produces antibodies in the body
      B2
      More
    • at 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.
      C2
      More
    • bacteria

      US /bækˈtɪriə/

      UK /bæk'tɪərɪə/

      • Noun (plural)
      • The very small creatures that can cause disease
      B2
      More
    • barrier

      US /ˈbæriɚ/

      UK /'bærɪə(r)/

      • Noun
      • Difficult situation preventing something happening
      • Structure or object that stops free movement
      B1TOEIC
      More
    • basically

      US /ˈbesɪkəli,-kli/

      UK /ˈbeɪsɪkli/

      • Adverb
      • Used before you explain something simply, clearly
      • In essence; when you consider the most important aspects of something.
      A2
      More
    • breach

      US /britʃ/

      UK /bri:tʃ/

      • Transitive Verb
      • To break laws or barriers (e.g. walls)
      B1TOEIC
      More
    • break it down

      US

      UK

      • Phrasal Verb
      • To simplify something complex into smaller, more manageable parts.
      • To explain something in a detailed and understandable way.
      A2
      More
    • bunch

      US /bʌntʃ/

      UK /bʌntʃ/

      • Noun (Countable/Uncountable)
      • A group of things of the same kind
      • A group of people.
      • Transitive Verb
      • To group people or things closely together
      B1
      More
    • chop up

      US

      UK

      • Phrasal Verb
      • To cut something into small pieces.
      • To sample and rearrange a piece of music.
      B2
      More
    • conquer

      US /ˈkɑŋkɚ/

      UK /'kɒŋkə(r)/

      • Transitive Verb
      • To take possession of (land, city) with an army
      • To beat something difficult, e.g. a fear; overcome
      B2
      More
    • crowd out

      US /kraʊd aʊt/

      UK /kraud aut/

      • Phrasal Verb
      • To take the place of someone or something
      • In economics, to reduce private investment by government borrowing.
      A1
      More
    • defend

      US /dɪˈfɛnd/

      UK /dɪ'fend/

      • Transitive Verb
      • To protect and explain your position in court
      • To protect against an attack
      B1TOEIC
      More
    • devastate

      US /ˈdɛvəˌstet/

      UK /'devəsteɪt/

      • Transitive Verb
      • To cause extensive destruction or ruin utterly
      • To cause (someone) to feel extreme emotional pain.
      B1
      More
    • digest

      US /daɪˈdʒest/

      UK /daɪˈdʒest/

      • Verb (Transitive/Intransitive)
      • To convert food into energy in your stomach
      • To think over facts, news etc.; take in information
      • Noun
      • A summary, as of the news
      B2
      More
    • disrupt

      US /dɪsˈrʌpt/

      UK /dɪsˈrʌpt/

      • Transitive Verb
      • To cause a disturbance in an activity in progress
      B2TOEIC
      More
    • dock

      US /dɑ:k/

      UK /dɒk/

      • Transitive Verb
      • To take away a part of an animal's tail
      • To take away a part of someone's salary
      • Noun
      • Area in a harbor where boats arrive and are kept
      B1
      More
    • essentially

      US /ɪˈsenʃəli/

      UK /ɪˈsenʃəli/

      • Adverb
      • Basically; (said when stating the basic facts)
      • Used to emphasize the basic truth or fact of a situation.
      A2
      More
    • eventually

      US /ɪˈvɛntʃuəli/

      UK /ɪˈventʃuəli/

      • Adverb
      • After a long time; after many attempts; in the end
      • At some later time; in the future
      A2
      More
    • expose

      US /ɪkˈspoʊz/

      UK /ɪk'spəʊz/

      • Transitive Verb
      • To make visible, without covering or protection
      • To allow light through a cameras lens onto film
      A2TOEIC
      More
    • fight off

      US /faɪt ɔf/

      UK /fait ɔf/

      • Phrasal Verb
      • To defend a position, often violently
      • To resist or struggle to get rid of an illness or negative feeling.
      A1
      More
    • figure 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.
      A1
      More
    • fluid

      US /ˈfluɪd/

      UK /'flu:ɪd/

      • Noun (Countable/Uncountable)
      • A material that can easily flow, e.g. water
      • Liquid that flows smoothly, such as water
      • Adjective
      • Able to move smoothly or gracefully
      • Liable to change; unstable.
      B2
      More
    • for one thing

      US /fɔr wʌn θɪŋ/

      UK /fɔ: wʌn θiŋ/

      • Phrase
      • Used to introduce a reason for something.
      A1
      More
    • for the rest

      US /fɔr ði rɛst/

      UK /fɔ: ðə rest/

      • Phrase
      • Concerning the remaining people or things.
      • During the remaining part of a period of time.
      A1
      More
    • gain

      US /ɡen/

      UK /ɡeɪn/

      • Verb (Transitive/Intransitive)
      • To increase in something, such as weight
      • To get something wanted, needed or valued
      • Noun (Countable/Uncountable)
      • An increase in something, such as weight
      A2TOEIC
      More
    • generate

      US /ˈdʒɛnəˌret/

      UK /ˈdʒenəreɪt/

      • Transitive Verb
      • To create or be produced or bring into existence
      • To create electricity, heat, energy and power
      A2TOEIC
      More
    • gland

      US /ɡlænd/

      UK /ɡlænd/

      • Noun
      • Organ that produces substances for the body to use
      B2
      More
    • going on

      US /ˈɡoɪŋ ɑn/

      UK /ˈgəʊɪŋ ɔn/

      • Phrasal Verb
      • To continue doing something
      • To happen (usually negative)
      A1
      More
    • grab

      US /ɡræb/

      UK /ɡræb/

      • Transitive Verb
      • To take and hold something quickly
      A2
      More
    • hanging out

      US

      UK

      • Phrasal Verb
      • To spend time with your friends
      • To spend times with friends or relax doing nothing
      A2
      More
    • have to

      US /hæv tu/

      UK /ˈhæv tə/

      • Auxiliary Verb
      • Must do
      A1
      More
    • immune

      US /ɪˈmjoon/

      UK /ɪˈmju:n/

      • Adjective
      • Having a special protection from, e.g. the law
      • Protected against a particular disease or condition because of antibodies or vaccination.
      B1
      More
    • immunity

      US /ɪˈmjunɪti/

      UK /ɪˈmju:nəti/

      • Uncountable Noun
      • State of not being able to catch a disease
      B1
      More
    • implant

      US /ɪmˈplænt/

      UK /ɪmˈplɑ:nt/

      • Transitive Verb
      • To put something into, an idea in someone's mind
      • To put medical material in, as to improve teeth
      • Noun
      • Medical material, thing to improve the teeth, body
      B2
      More
    • in other words

      US

      UK

      • Phrase
      • Stating something in a different way, often to make it clearer or more understandable.
      More
    • in the future

      US /ɪn ði ˈfjutʃɚ/

      UK /in ðə ˈfju:tʃə/

      • Phrase
      • At a later time; in times to come.
      A1
      More
    • infect

      US /ɪnˈfɛkt/

      UK /ɪn'fekt/

      • Transitive Verb
      • To introduce a computer virus to
      • To give a disease, bacteria or virus to
      B1
      More
    • infection

      US /ɪnˈfɛkʃən/

      UK /ɪnˈfekʃn/

      • Noun
      • (Computers) Having a computer virus
      • Making or becoming sick with a bacteria/virus
      A2
      More
    • infinite

      US /ˈɪnfənɪt/

      UK /'ɪnfɪnət/

      • Adjective
      • Being very large in amount
      • Without an end; limitless; endless
      B2
      More
    • inflammation

      US /ˌɪnfləˈmeʃən/

      UK /ˌɪnfləˈmeɪʃn/

      • Noun (Countable/Uncountable)
      • Painful swelling in the body due to illness
      • A condition in which a part of the body becomes reddened, swollen, hot, and often painful, especially as a reaction to injury or infection.
      B2
      More
    • invader

      US /ɪnˈvedɚ/

      UK /ɪnˈveɪdə(r)/

      • Countable Noun
      • Someone who enters to cause harm
      B1
      More
    • live on

      US

      UK

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

      US

      UK

      • Phrasal Verb
      • To check something to see it works well; inspect
      • To examine or inspect something quickly.
      A1
      More
    • lymph

      US /lɪmf/

      UK /lɪmf/

      • Uncountable Noun
      • Clear fluid containing white blood cells
      C1
      More
    • major

      US /ˈmedʒɚ/

      UK /'meɪdʒə(r)/

      • Countable Noun
      • High-ranking officer in the army
      • Main subject you study at university
      • Adjective
      • Main league; esp. referring to American baseball
      • Important, serious, or large in scope, size
      A2TOEIC
      More
    • marrow

      US /ˈmæro/

      UK /'mærəʊ/

      • Uncountable Noun
      • A soft, fatty tissue inside bones
      C2
      More
    • moat

      US /mot/

      UK /məʊt/

      • Countable Noun
      • Water-filled ditch surrounding a castle
      C1
      More
    • mutate

      US /ˈmjutet,mjuˈtet/

      UK /mju:'teɪt/

      • Intransitive Verb
      • To develop into another thing; change
      B2
      More
    • naive

      US /nɑˈiv/

      UK /naɪˈi:v/

      • Adjective
      • Unsophisticated; innocent and unknowing
      • (Of art) produced in a simple, unaffected style, typically by someone who has not had formal training.
      B2
      More
    • next to

      US /nɛkst tu/

      UK /nekst tu:/

      • Preposition
      • Being located along side another
      • In comparison with
      • Adverb
      • Almost; nearly
      A1
      More
    • occasionally

      US /əˈkeɪʒən(ə)li/

      UK /əˈkeɪʒnəli/

      • Adverb
      • Not very often; sometimes; seldom
      • Happening or appearing irregularly.
      A2
      More
    • of itself

      US /ʌv ɪtˈself/

      UK /əv ɪtˈself/

      • other
      • Happening automatically without external cause or help.
      B1
      More
    • on the surface

      US /ɑn ði ˈsɚfəs/

      UK /ɔn ðə ˈsə:fis/

      • Phrase
      • Appearing to be true or real until examined more closely.
      • Located on the outer part or uppermost layer of something.
      B2
      More
    • on to

      US /ɑn tu/

      UK /ɔn tu:/

      • Preposition
      • Toward something; forward
      • Aware of someone's activities.
      • Adjective
      • Aware of someone's deception or illegal activities.
      A1
      More
    • out of luck

      US

      UK

      • Adjective
      • To not have any luck; to be unfortunate
      A2
      More
    • pox

      US /pɑks/

      UK /pɒks/

      • Noun
      • A disease that leaves marks on the skin
      C1
      More
    • prick

      US /prɪk/

      UK /prɪk/

      • Transitive Verb
      • To pierce slightly with a sharp point
      • Noun
      • A sharp pierce of something e.g. a balloon
      C2
      More
    • response

      US /rɪˈspɑns/

      UK /riˈspɔns/

      • Noun
      • Something said/written as an answer to something
      • Reaction to something that has occurred
      A2TOEIC
      More
    • responsible

      US / rɪˈspɑnsəbəl/

      UK /rɪ'spɒnsəbl/

      • Adjective
      • Being the cause of something that has occurred
      • Having the duty of dealing with something
      A2TOEIC
      More
    • rid

      US /rɪd/

      UK /rɪd/

      • Transitive Verb
      • To cause to no longer have (pest, problem)
      • Adjective
      • Freed or delivered from something.
      A2
      More
    • secrete

      US /sɪˈkrit/

      UK /sɪ'kri:t/

      • Transitive Verb
      • To hide something so it will not be seen or found
      • To produce a liquid from a bodily organ
      B1
      More
    • specific

      US /spɪˈsɪfɪk/

      UK /spəˈsɪfɪk/

      • Adjective
      • Precise; particular; just about that thing
      • Concerning one particular thing or kind of thing
      A2
      More
    • surface

      US /ˈsɚfəs/

      UK /'sɜ:fɪs/

      • Transitive Verb
      • To give (road) a top layer
      • Intransitive Verb
      • To appear after being hidden, unseen, or unknown
      • To come to the top of something; emerge
      A2TOEIC
      More
    • swell

      US /swɛl/

      UK /swel/

      • Intransitive Verb
      • To feel overcome due to a strong emotion
      • To increase in size or number larger than normal
      • Uncountable Noun
      • Being overcome from feeling a strong emotion
      • Act of growing in size or increasing in number
      B1
      More
    • talking about

      US

      UK

      • Phrasal Verb
      • To discuss a particular topic.
      • To be constantly mentioning or bringing up a subject.
      A1
      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 arms

      US /tə ɑrmz/

      UK /tə ɑ:mz/

      • other
      • A call to take up weapons and fight.
      B2
      More
    • transplant

      US /trænsˈplænt/

      UK /trænsˈplɑ:nt/

      • Noun
      • A medical operation to replace organs of the body
      • Transitive Verb
      • To replace organ in the body by an operation
      B2
      More
    • virus

      US /ˈvaɪrəs/

      UK /'vaɪrəs/

      • Noun
      • File secretly put on computers to cause harm
      • Living organism that causes disease or sickness
      B1
      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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    B1US
    #antigen#helper#infected#basically#immune#body

    The Immune System

    0
    yenping, Hsieh posted on 2016/11/15
    Ever wondered how your body fights off invaders? This video uses a cool castle analogy to explain the amazing immune system, diving into antibodies, T cells, and macrophages! You'll pick up some fantastic vocabulary while learning how this incredible defense system works, with a fascinating look at its history too.

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