Vocabulary
- have to: Must do
- talking about: To discuss a particular topic.
- look at: To use your eyes to focus on something
- figure out: To understand the behavior of someone
- pass through: To experience something, often unpleasant or difficult.
- around the world: In or to many countries.
- of all time: The best or most significant in history.
- in the world: Used to emphasize a question expressing surprise, confusion, or disbelief.
- see in: To accompany someone to the entrance of a building or room.
- go on: To continue doing something
- have on: To be wearing something.
- jump in: To enter a vehicle quickly.
- think of: To look on as (being something specific); consider
- back up: To save a copy of your computer data
- of course: Sure ; Certainly
- give off: To produce a smell or gas; emit
- off of: From a position on something; down from.
- in plain sight: Easily visible; not hidden.
- out there: In or to a place that is far away
- work at: To have a job at a particular place or organization.
- at work: Located at one's place of employment
- rely on: To depend on someone or something
- stuff: Generic description for things, materials, objects
- process: To organize and use data in a computer
- figure: To appear in a game, play or event
- entrepreneur: Businessperson who develops new businesses
- boost: To increase something; to make something better
- thrive: To be or become healthy or successful
- crisis: Unstable situation of extreme danger or difficulty
- tackle: To start working on a difficult problem
- sustainable: Capable of continuing for a long time
- common: Area in a city or town that is open to everyone
- develop: To explain something in steps and in detail
- consume: To eat, drink, buy or use up something
- script: Written text of a book, play, film, or speech
- demand: Desire customers have to buy product, service
- environment: Natural world in which plants and animals live
- increase: To make or become larger in size or amount
- fuel: To give power to (a mob, anger, etc.); incite
- advice: Suggestion about what would help someone
- inspire: To give someone an idea to do or make something
- generate: To create or be produced or bring into existence
- involve: To have or be included as a part of something
- planet: One of the bodies that orbit the sun
- create: To make, cause, or bring into existence
- humanity: Quality of being understanding or sympathetic
- generation: Act or process of producing or causing something
- application: Software program, e.g. for smart phone
- device: Object, machine, or equipment for a specific use
- convert: To switch from a religion, belief etc. to another
- mind: To be bothered or upset by something
- grid: Electrical network supplying electricity to area
- energy: Physical or mental strength
- leave: To go away from; depart
- goal: Something you try to do or achieve; an aim
- company: Good feeling from being with someone else
- lot: What happens to a person in life from chance; fate
- scarcity: Very small or limited amount of something
- important: Having power or authority
- learn: To get knowledge or skills by study or experience
- membrane: Outside covering of a cell
- hydrogen: Lightest of all chemical elements
- turn: To become (a particular age)
- perfect: So good it cannot be improved
- tribe: Racial group united by language, religion, customs
- pump: To make liquid or gas flow in a particular direction
- future: Time that is to come after the present
- byproduct: A waste product made from making something else
- datum: Item of factual information
- lab: Short for 'laboratory'
- unimaginable: That cannot be imagined; unthinkable
- dependence: Relying on someone for (e.g. financial) support
- reactor: Device to control nuclear energy as a power source
- checkpoint: Place where a traveler's ID is checked
- ceo: CEO for Chief Operating Officer
Get the full experience in the app
Learn anywhere with detailed sentence and usage analysis
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.
Get the full experience in the app
Look up words anytime with pronunciation, part of speech, and usage
brave
US/brev/
UK/breɪv/
adj.Brave
v.t.To bravely face
A2 Elementary
Get the full experience in the app
Practice speaking anytime and get instant pronunciation feedback
Try this speaking exercise.
Try practicing with this sentence.
80
CNN10 Special Edition: Could this innovative tech help curb an energy crisis? | February 27, 2026
0
Haer posted on 2026/02/28Ever wondered how we could turn waste heat into power? This CNN10 Special Edition dives into JTech's amazing innovation, featuring inventor Lonnie Johnson, and shows you how it could tackle energy crises by powering data centers! You'll pick up advanced vocabulary related to energy recovery and get a peek inside a real lab tour.
Learn this video on the APP!
The VoiceTube App has more in-depth practice for videos!
