Vocabulary
- figure out: To understand the behavior of someone
- deal with
- in terms of
- in other words: Stating something in a different way, often to make it clearer or more understandable.
- have to: Must do
- talking about: To discuss a particular topic.
- stick with: To continue to support or stay loyal to someone or something.
- for example: As an illustration or instance.
- in general: Typically; usually; on the whole.
- with it: Intelligent, alert, and up-to-date.
- for now: Temporarily; for the present time.
- carry out
- my personal favorite: Something that I like more than other things.
- turn into: To change to become something else
- work out
- as soon as: In a short time after (something happens)
- get back to: To get in contact with someone again
- stuff: Generic description for things, materials, objects
- figure: To appear in a game, play or event
- constant: Happening frequently or without pause
- pattern: Model to follow in making or doing something
- evolve: To develop certain features
- spectrum: The wavelengths of colors from red to violet
- interpret: To express so that others understand it
- integrate: To combine together; make into one thing
- assumption: Something you believe to be so, but aren't sure of
- divide: To split numbers by another number, e.g. 6 / 2 = 3
- field: Area of study, such as physics or biology
- function: Social event, or party such as a wedding
- deal: To cope with something - usually troubles
- ignore: To not listen to, look at, or pay attention to
- form: Sports team or person's current winning record
- define: To explain the meaning of words
- factor: Something that influences a result
- extra: More than necessary; additional
- involve: To have or be included as a part of something
- apply: To spread a substance or liquid over a surface
- integral: Being an essential part of something; necessary
- grant: To admit an opinion is true but not fully agreeing
- coordinate: To match styles or colors that go well together
- distance: Lack of friendliness toward another person
- couple: To join something to something else
- equal: Same in shape, size, or number
- wanna: Shortened form of 'want to'. Used only in speaking
- favorite: A thing that someone likes best or enjoys most
- frequency: Number of repetitions of (radio or sound) wave
- transform: To change the shape completely in a good way
- simple: Not hard to understand or do; not complex
- multiply: To increase in number by reproducing/having babies
- conservation: Protecting the environment or a species
- optical: Concerning vision or helping people see
- front: Behavior not showing a person's true feelings
- dummy: Being a cover for or serving as a front for
- quick: Using very little time; moving far in little time
- interesting: Taking your attention; making you want to know
- interested: Having had your attention taken; curious
- electromagnetic: Having magnetic and electrical parts
- case: Container used to carry things, e.g. clothes
- rectangle: Four-sided geometrical shape with all right angles
- arrow: Symbol used on road signs to show direction
- angle: Place where two lines or surfaces meet
- want: To desire or wish for something; hope for a thing
- erase: To remove data in computer memory, tape, etc.
- calculate: To find an answer using mathematics
- terribly: To an extreme degree; badly; very
- conceptual: Including concepts or the forming of concepts
- illuminated: To supply light to something
- transformation: A complete change in shape or form of something
- inverse: Being the opposite of something else
- angular: Having one or more sharp angles
- normalize: To make something normal or regular
- naught: Quantity of no importance, nonexistence
- approximation: Something that is similar, but not an exact copy
- aperture: Hole or opening controlling e.g. light on a lens
- coefficient: Number by which another number is multiplied
- propagation: Spreading of something (a belief or practice)
- diffraction: Bending light, etc. around something/through a hole
- theta: 8th letter of the Greek alphabet
- lambda: 11th letter of the Greek alphabet
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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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Fresnel Diffraction Explained
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kevin posted on 2025/06/17Ever wondered how light bends around obstacles? This video dives deep into Fresnel diffraction and the Fresnel integral, perfect for optics students looking to master complex sentence structures and advanced vocabulary in physics. You'll get a clear conceptual explanation alongside the mathematical derivation, making this a fantastic way to boost your knowledge and language skills!
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