Vocabulary
- solar cells: Photovoltaic cells that convert sunlight into electricity.
- genetic information: Hereditary information encoded in the genetic material (DNA or RNA) of an organism.
- look at: To use your eyes to focus on something
- think about: To consider something carefully.
- along with: In addition to; together with.
- back into: To drive a vehicle backwards into a space or area.
- in terms of
- pass on: A polite way of saying 'to die'
- get together: To gather, or come together for some purpose
- think of: To look on as (being something specific); consider
- on earth: Used to emphasize a question expressing surprise or anger.
- in your element: In a situation that you enjoy because you are good at it.
- at night: During the night; in the nighttime.
- in a bind: In a difficult or problematic situation; in a predicament.
- give out: To be used up; have nothing left; fail
- by doing that: Using that action or method.
- based on: To use something as the foundation or starting point for something else.
- interact with
- on the surface: Appearing to be true or real until examined more closely.
- used to: Did regularly before, but don't do now
- light on: To illuminate something.
- play around: To cheat on your partner romantically
- step to: To approach someone or something, often with a specific purpose.
- material: Cloth; fabric
- basically: Used before you explain something simply, clearly
- convince: To persuade someone, or make them feel sure
- structure: The way in which the parts of a system or object are arranged or organized, or a system arranged in this way
- fascinating: To attract or interest greatly
- split: No longer married or in a relationship
- force: Group of persons trained for military action; army
- bacteria: The very small creatures that can cause disease
- environment: Natural world in which plants and animals live
- express: To send something by fast mail
- protein: Group of molecules made from amino acids
- pressure: Anxiety caused by difficult problems
- toxic: Poisonous; harmful
- genetic: Of, relating to, or controlled by genes
- sequence: Part of a movie showing one part of the story
- form: Sports team or person's current winning record
- evolution: Theory that living things change over time
- device: Object, machine, or equipment for a specific use
- mass: Religious ceremony in some Christian churches
- rapidly: With great speed; quickly
- element: Essential or particular part of something
- record: Highest or most extreme level achieved
- oxygen: A gas in the air that we need to breathe
- calcium: A substance important for making bones and teeth
- carbon: Chemical element with an atomic number of 6
- president: Person in charge of a country, or organization
- energy: Physical or mental strength
- information: Collection of facts and details about something
- temperature: When you your body heat is above normal
- exquisite: Being very sensitive or detailed, e.g. of taste
- learn: To get knowledge or skills by study or experience
- virus: File secretly put on computers to cause harm
- build: Your physical shape; physique
- bring: To take or go with someone to a place
- natural: Being as one would expect; being usual or normal
- solar: Concerning the sun, or its heat
- shell: Hard outer cover of an egg, fruit, nut, or seed
- efficiency: Working well; producing something without waste
- pick: Sharp tool used for breaking the ground
- cell: Smallest unit of living things in biology
- fracture: Break in a bone, usually small
- pull: Act of breathing in smoke, as from a pipe
- make: To arrange or prepare something e.g. dinner
- grow: To get bigger and more mature; make plants do this
- lot: What happens to a person in life from chance; fate
- dye: A liquid that colors hair, cloth etc.
- biology: The study of living things
- photosynthesis: Process of plants using the sun to make their food
- amino: Of some substances that form proteins
- afterward: Happening after something else happened
- molecular: About or caused by molecules
- lab: Short for 'laboratory'
- infect: To introduce a computer virus to
- blueprint: Plans of how buildings will be built
- electrode: Device to connect electronic machines to the body
- carbonate: To charge a drink with carbon dioxide
- incoming: Coming toward a place or position; arriving
- molar: Tooth with broad biting surface used for grinding
- freshman: Student in the first year of high school, college
- nano: Concerning 1/1000,000th
- dna: Chemical in living cells with genetic information
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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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【TED】Angela Belcher: Using nature to grow batteries
0
randychan posted on 2013/09/09Ever wondered how nature builds amazing things? This video dives into how organisms create nanostructures, and how we can use these incredible natural processes to grow batteries and clean energy solutions! You'll pick up some fascinating vocabulary related to biomineralization and synthetic biology that's perfect for expanding your English knowledge.
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