flash
gb/flˈæʃ/ us/flˈæʃ/
A2
英语
~ 1200
义项
0 个义项
动词
A2
action
1
shine briefly and suddenly
To give off a short, bright light.
用法模式：
to flash [light]
常见错误：
Learners sometimes confuse 'flash' with 'shine'; 'shine' usually means to give light continuously, not briefly.
近义词
blink (Often refers to lights turning on and off quickly, sometimes repeatedly.)
反义词
glow (Describes a steady light rather than a brief burst.)
搭配
flash light
|flash brightly
|flash suddenly
|camera flash
主题
vision
|technology
|daily life
|science
例句
- Lightning flashed across the sky.
- The warning light flashed red.
- Cameras flashed as the celebrity walked in.
- The beacon flashed twice before going dark.
学习者例句
- The light flashed in the dark.
- The phone screen flashed when I got a message.
- A camera flashed at the wedding.
- The sign flashed every few seconds.
名词
A2
event
2
brief burst of light
A quick, bright light that lasts for a very short time.
近义词
glint (A small flash of reflected light, often from metal or glass.)
反义词
darkness (The absence of light.)
搭配
a flash of lightning
|camera flash
|in a flash
主题
vision
|photography
|science
|technology
例句
- There was a flash of lightning before the thunder.
- The photographer adjusted the flash on his camera.
- A bright flash lit up the room.
学习者例句
- I saw a flash in the sky.
- The camera made a flash when it took the photo.
- There was a flash from the torch.
动词
B1
action
3
show quickly and briefly
To show something for only a short time.
用法模式：
to flash [something] [at someone]
常见错误：
Learners sometimes confuse 'flash' with 'wave'; 'wave' usually means moving something back and forth rather than just showing it briefly.
近义词
display briefly (A neutral phrase meaning to show for a short time.)
反义词
conceal (To keep something hidden instead of showing it.)
搭配
flash a smile
|flash an ID card
|flash headlines
主题
communication
|daily life
|core_vocabulary
例句
- She flashed her ID at the guard.
- He flashed a smile at his friend.
- The news channel flashed breaking news on the screen.
学习者例句
- He flashed his ticket to the driver.
- She flashed a big smile at me.
- The card was flashed to the worker.
名词
B1
quantity
4
very short moment
A very short time, like an instant.
近义词
instant (A moment without any delay.)
反义词
eternity (An extremely long or seemingly endless period of time.)
搭配
in a flash
|gone in a flash
主题
time
|core_vocabulary
例句
- It was over in a flash.
- She disappeared in a flash.
- The memory came back to him in a flash.
学习者例句
- It was done in a flash.
- She left in a flash.
- I remembered it in a flash.
动词
slang
B2
action
5
expose body parts briefly in public
To quickly show private parts of your body in public.
用法模式：
to flash [someone]
近义词
expose oneself (A more formal/legal term used especially in law enforcement contexts.)
反义词
cover up (To keep one's body parts hidden from view.)
搭配
flash someone
主题
social behaviour
|law
|body
例句
- He was arrested for flashing people in the park.
- Someone flashed the crowd during the concert.
- She accused him of flashing her on the train.
学习者例句
- He flashed people in the street.
- The man was caught flashing in the park.
- She said he flashed her on the bus.
语法
词典原形
flash
IPA
GB/flˈæʃ/
US/flˈæʃ/
音节与重音
flash （1 个音节）
Stress on 1st syllable (flash)
词形变化
Noun
- Base: flash
- Plural: flash, flashes
Verb
- Base: flash
- 3rd Person Singular: flashes
- Present Participle: flashing
- Past: flashed
词族
Forms
flashes
noun
flashing
verb
flashed
verb
Related words
flashy
adjective
flashlight
noun
flashcard
noun
Negative and opposite forms
unflashy
adjective
Advanced or less common
flashback
noun B2
相关表达
flash back (to)
1/flˈæʃ bˈæk tə/
phrasal verb
recall past events suddenly and vividly
To suddenly remember something from the past very clearly.
例句
- The smell of cookies flashed me back to my childhood.
- He flashed back to his days in the army.
flash forward (to)
1/flˈæʃ fˈɔɹwɚd tə/
phrasal verb
technical
depict future events out of sequence (storytelling)
To show or think about something that will happen later in time, often used in films or books.
例句
- The movie flashes forward to ten years later.
- The story flashes forward to when they meet again.
flash through someone's mind
1/flˈæʃ θɹˈu sˈʌmwˌʌnz mˈaɪnd/
fixed phrase
occur suddenly as a thought or idea
To suddenly think of something for a short moment.
例句
- An idea flashed through my mind while she was talking.
- Many memories flashed through his mind during the speech.
in a flash
1/ˈɪn ə flˈæʃ/
idiom
very quickly or suddenly
Very quickly; in a very short time.
例句
- She was out the door in a flash.
- In a flash, he understood what she meant.