back off
US /bæk ɔf/
UK /bæk ɔf/
- Phrasal Verb
- To stop supporting; lose courage
- To decide to not carry out a threat
A1Moreblast
US /blæst/
UK /blɑ:st/
- Transitive Verb
- To attack someone with words
- To destroy something with explosives
- Noun (Countable/Uncountable)
- Destructive wave of air from an explosion
- Strong current of wind
B1Morebow
US /bo/
UK /baʊ/
- Verb (Transitive/Intransitive)
- To (cause to) curve or bend
- Noun
- Wooden weapon made to shoot arrows
- Front part of a boat
A2Morecollaboration
US /kəˌlæbəˈreɪʃn/
UK /kəˌlæbəˈreɪʃn/
- Uncountable Noun
- Act of working with someone to complete a task
B1Moredestroy
US /dɪˈstrɔɪ/
UK /dɪ'strɔɪ/
- Transitive Verb
- To damage so badly that something no longer exists
- To defeat someone or something easily
A2TOEICMorefootage
US /ˈfʊtɪdʒ/
UK /ˈfʊtɪdʒ/
- Uncountable Noun
- A certain amount of film or video of something
- The length or amount of something measured in feet.
B2Morehave to
US /hæv tu/
UK /ˈhæv tə/
- Auxiliary Verb
- Must do
A1Morein the middle of
US
UK
- Phrase
- In the central part or point of something.
- Engaged or occupied with something.
A2Moreinstead of
US /ɪnˈstɛd ʌv/
UK /inˈsted ɔv/
- Preposition
- When one thing is replaced by another
- Adverb
- As a substitute or alternative.
A1Moreof a sudden
US
UK
- Phrase
- Quickly and unexpectedly; suddenly.
B2Moreof course
US /ʌv kɔː(r)s/
UK /ɔv kɔː(r)s/
- Adverb
- Sure ; Certainly
- Phrase
- For sure; certainly
A2Moreon the bow
US /ɑn ðə baʊ/
UK /ɒn ðə baʊ/
- Preposition
- Located at the front part of a ship or boat.
A2Moreshoot
US /ʃut/
UK /ʃu:t/
- Verb (Transitive/Intransitive)
- To kick or throw a ball at a goal
- To fire a gun; injure or kill someone with a gun
- Countable Noun
- Emerging new part of a plant
A2Moresnack
US /snæk/
UK /snæk/
- Noun (Countable/Uncountable)
- Small amount of food eaten between meals
- Intransitive Verb
- To eat a small amount outside of regular meal time
B2Morespeed
US /spid/
UK /spi:d/
- Uncountable Noun
- How fast or slow something is or is done
- Verb (Transitive/Intransitive)
- To move quickly when completing an action
- To drive a vehicle faster than laws allow
A2TOEICMorevideo
US /ˈvɪdiˌo/
UK /'vɪdɪəʊ/
- Noun (Countable/Uncountable)
- Recording capturing action with sound
- A recording of moving visual images made digitally or on videotape.
- Transitive Verb
- To make a moving film of, with sound
- To make a video call.
A2More
Vocabulary
- in the middle of: In the central part or point of something.
- of course: Sure ; Certainly
- have to: Must do
- of a sudden: Quickly and unexpectedly; suddenly.
- on the bow: Located at the front part of a ship or boat.
- instead of: When one thing is replaced by another
- back off: To stop supporting; lose courage
- to: Toward a point, person, place or thing
- bit: Device put in a horse's mouth to control it
- go: To attend or be at a place
- learn: To get knowledge or skills by study or experience
- blast: To attack someone with words
- video: Recording capturing action with sound
- footage: A certain amount of film or video of something
- snack: Small amount of food eaten between meals
- high: Excited or relaxed from taking drugs
- destroy: To damage so badly that something no longer exists
- speed: How fast or slow something is or is done
- shoot: To kick or throw a ball at a goal
- worry: Something that causes trouble or concern
- bow: To (cause to) curve or bend
- collaboration: Act of working with someone to complete a task
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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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80
High-Speed Fun and a Fly Responding to a Blast Wave
0
Furong Lai posted on 2012/12/16Ever wondered what happens when a blast wave meets a fly? This "Smarter Every Day" collaboration dives into a super cool backyard experiment using high-speed video to show snack destruction and fascinating insect flight dynamics. You'll pick up simple sentence structures and situational dialogue while learning about some awesome science!
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