abundant
US /əˈbʌndənt/
UK /əˈbʌndənt/
- Adjective
- Being in very great supply; plentiful
B2TOEICMorebreak down
US /brek daʊn/
UK /breik daun/
- Phrasal Verb
- To forcibly break, destroy or make collapse
- (Machine) to stop working or become weaker
A1Morecarbon
US /ˈkɑrbən/
UK /'kɑ:bən/
- Uncountable Noun
- Chemical element with an atomic number of 6
B1Morechannel
US /ˈtʃænəl/
UK /'tʃænl/
- Noun (Countable/Uncountable)
- Long hole dug in the ground, e.g. to move water
- TV or radio station or its programs
- Transitive Verb
- To dig a long hole for carrying water
- To send (e.g. money) to a certain place or person
B1Morecharge
US /tʃɑrdʒ/
UK /tʃɑ:dʒ/
- Verb (Transitive/Intransitive)
- To run quickly toward someone to attack them
- To ask for money as a price for a service or goods
- Noun (Countable/Uncountable)
- An attack by running quickly toward someone
- A price for a service or goods
A2Morechunk
US /tʃʌŋk/
UK /tʃʌŋk/
- Noun (Countable/Uncountable)
- A large bit of something; thick lump
- A significant amount or portion.
- Transitive Verb
- To divide something into chunks.
- To throw something forcefully (slang).
B2Morecollect
US /kəˈlɛkt/
UK /kəˈlekt/
- Adverb
- By asking the receiver of a call to pay for it
- Transitive Verb
- To ask for money, e.g. for a charity
- To gather things, people together in one place
A2Morecompound
US /kɑmˈpaUnd/
UK /'kɒmpaʊnd/
- Noun (Countable/Uncountable)
- Series of buildings that are walled or fenced off
- Chemical made up of several others
- Transitive Verb
- To pay interest on a loan including the interest
- To make something from various parts or components
B1Moreconjunction
US /kənˈdʒʌŋkʃən/
UK /kənˈdʒʌŋkʃn/
- Noun
- Combination of things or events
- Word that joins parts of a sentence, e.g. 'and'
B1Morecurve
US /kɚv/
UK /kə:v/
- Noun (Countable/Uncountable)
- Smooth rounded line that is not straight
- A distribution of statistical data represented graphically.
- Transitive Verb
- To make something bend into a rounded shape
A2Moreentire
US /ɛnˈtaɪr/
UK /ɪn'taɪə(r)/
- Adjective
- Complete or full; with no part left out; whole
- Undivided; not shared or distributed.
A2TOEICMoreessentially
US /ɪˈsenʃəli/
UK /ɪˈsenʃəli/
- Adverb
- Basically; (said when stating the basic facts)
- Used to emphasize the basic truth or fact of a situation.
A2Morefor example
US
UK
- Phrase
- As an illustration or instance.
formal
US / ˈfɔrməl/
UK /'fɔ:ml/
- Adjective
- Observing rules and procedures strictly
- Behaving well, politely; wearing your best clothes
A2TOEICMoreformula
US /ˈfɔrmjələ/
UK /'fɔ:mjələ/
- Noun (Countable/Uncountable)
- A mathematical or scientific rule
- Plan, rule or method for doing or making something
A2TOEICMorefragment
US /ˈfræɡmənt/
UK /'fræɡmənt/
- Countable Noun
- Part that is broken off of something
- Intransitive Verb
- To be broken into pieces
- (Of computer file) to be broken into pieces
B1Moregood bit
US
UK
- Phrase
- A significant amount or portion.
- To a substantial degree; considerably.
A1Morehydrogen
US /ˈhaɪdrədʒən/
UK /ˈhaɪdrədʒən/
- Uncountable Noun
- Lightest of all chemical elements
B1Moreidentify
US /aɪˈdɛntəˌfaɪ/
UK /aɪ'dentɪfaɪ/
- Transitive Verb
- To indicate who or what someone or something is
- To say exactly what something is
B1TOEICMorein conjunction with
US /ɪn kənˈdʒʌŋkʃən wɪð/
UK /in kənˈdʒʌŋkʃən wið/
- Phrase
- Together with; along with
A1Moremass
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
B1Moremethod
US /ˈmɛθəd/
UK /'meθəd/
- Noun (Countable/Uncountable)
- (Organized and planned) way of doing something
- Orderliness of thought, arrangement, or behavior.
A2TOEICMoremolecular
US /məˈlɛkjəlɚ/
UK /mə'lekjələ(r)/
- Adjective
- About or caused by molecules
B2Moremolecule
US /ˈmɑlɪˌkjul/
UK /ˈmɒlɪkju:l/
- Noun
- Two or more atoms chemically combined
B2Morepath
US /pæθ, pɑθ/
UK /pɑ:θ/
- Noun
- Method of living leading to a particular result
- Track made with stones, by walking over the ground
A2TOEICMoreprofessor
US /prəˈfɛsɚ/
UK /prəˈfesə(r)/
- Noun (Countable/Uncountable)
- Teacher who teaches at a college or university
- A title given to a teacher of the highest academic rank in a college or university.
A2Morepropose
US /prəˈpoz/
UK /prə'pəʊz/
- Transitive Verb
- To make an offer of marriage
- To offer or put forward an idea for consideration
A2TOEICMoreradical
US /ˈrædɪkəl,'rædɪkḷ/
UK /ˈrædɪkl/
- Noun (Countable/Uncountable)
- Person who believes in extreme political change
- A group of atoms behaving as a unit in a chemical compound.
- Adjective
- Very new and different from what is traditional
- Concerning something's most basic part or form
B1Moreratio
US /ˈreɪʃioʊ/
UK /ˈreɪʃiəʊ/
- Noun (Countable/Uncountable)
- The relationship in relative size, etc.
- The quantitative relation between two amounts showing the number of times one value contains or is contained within the other.
C2Morerepresent
US /ˌrɛprɪˈzɛnt/
UK /ˌreprɪ'zent/
- Transitive Verb
- To depict art objects, figures, scenes; to portray
- To show or describe something in a particular way
A2TOEICMoresample
US /ˈsæmpl/
UK /ˈsɑ:mpl/
- Transitive Verb
- To try (e.g. food, drink), to see if you like it
- Noun
- A small quantity of something used as a taster
A2TOEICMorescience
US /ˈsaɪəns/
UK /'saɪəns/
- Uncountable Noun
- Study of the physical world, based on facts
A2TOEICMoresection
US / ˈsɛkʃən/
UK /'sekʃn/
- Noun (Countable/Uncountable)
- A part of a whole
- Specific group of people from a larger group
- Transitive Verb
- To divide something into smaller parts
B1TOEICMoreslightly
US /ˈslaɪtli/
UK /ˈslaɪtli/
- Adverb
- Only a little
B1Moresmash
US /smæʃ/
UK /smæʃ/
- Noun
- Accident involving vehicles
- Sound when something breaks into pieces loudly
- Verb (Transitive/Intransitive)
- To break into pieces
- To defeat someone completely
B1Morespectrum
US /ˈspɛktrəm/
UK /'spektrəm/
- Noun
- The wavelengths of colors from red to violet
- a range of different positions, opinions, etc. between two extreme points
B1Morestructure
US /ˈstrʌk.tʃɚ/
UK /ˈstrʌk.tʃə/
- Noun (Countable/Uncountable)
- The way in which the parts of a system or object are arranged or organized, or a system arranged in this way
- A building or other man-made object.
- Transitive Verb
- To plan, organize, or arrange the parts of something
A2TOEICMorestuff
US /stʌf/
UK /stʌf/
- Uncountable Noun
- Generic description for things, materials, objects
- Transitive Verb
- To push material inside something, with force
B1Moresubscribe
US /səbˈskraɪb/
UK /səb'skraɪb/
- Verb (Transitive/Intransitive)
- To regularly pay to receive a service
B1TOEICMorethink 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
A1Moreturn 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
A1More
Vocabulary
- think of: To look on as (being something specific); consider
- for example: As an illustration or instance.
- turn into: To change to become something else
- good bit: A significant amount or portion.
- in conjunction with: Together with; along with
- break down: To forcibly break, destroy or make collapse
- stuff: Generic description for things, materials, objects
- subscribe: To regularly pay to receive a service
- entire: Complete or full; with no part left out; whole
- essentially: Basically; (said when stating the basic facts)
- slightly: Only a little
- structure: The way in which the parts of a system or object are arranged or organized, or a system arranged in this way
- spectrum: The wavelengths of colors from red to violet
- expect: To believe something is probably going to happen
- identify: To indicate who or what someone or something is
- represent: To depict art objects, figures, scenes; to portray
- amount: Quantity of something
- method: (Organized and planned) way of doing something
- compound: Series of buildings that are walled or fenced off
- molecule: Two or more atoms chemically combined
- bit: Device put in a horse's mouth to control it
- chunk: A large bit of something; thick lump
- draw: To attract attention to someone or something
- path: Method of living leading to a particular result
- formula: A mathematical or scientific rule
- explain: To make clear or easy to understand by describing
- radical: Person who believes in extreme political change
- section: A part of a whole
- charge: To run quickly toward someone to attack them
- compare: To consider how similar and different things are
- mass: Religious ceremony in some Christian churches
- break: To create a new record e.g. running the 100m dash
- abundant: Being in very great supply; plentiful
- formal: Observing rules and procedures strictly
- curve: Smooth rounded line that is not straight
- ratio: The relationship in relative size, etc.
- lot: What happens to a person in life from chance; fate
- smash: Accident involving vehicles
- carbon: Chemical element with an atomic number of 6
- channel: Long hole dug in the ground, e.g. to move water
- single: One run in cricket or a hit baseball
- science: Study of the physical world, based on facts
- kind: In a caring and helpful manner
- hydrogen: Lightest of all chemical elements
- fragment: Part that is broken off of something
- turn: To become (a particular age)
- find: To become aware of something that is happening
- conjunction: Combination of things or events
- propose: To make an offer of marriage
- collect: By asking the receiver of a call to pay for it
- professor: Teacher who teaches at a college or university
- feel: To be aware of or experience an emotion, sensation
- molecular: About or caused by molecules
- happen: To take place or occur
- sample: To try (e.g. food, drink), to see if you like it
- give: Degree of flexibility in something, a material
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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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Ken Lee posted on 2026/08/25Ever wondered how scientists figure out what a molecule is made of? This video breaks down the fascinating process of mass spectrometry, explaining how samples are vaporized, ionized, and smashed into pieces to reveal their mass-to-charge ratio! You'll pick up key terms like 'radical cation' and 'fragmentation' while getting a clear picture of this powerful analytical technique.
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