sign
gb/sˈaɪn/ us/sˈaɪn/
A1
英语
~ 1100
义项
0 个义项
名词
A1
entity
1
A board or mark giving information
Something you can see, like a board or symbol, that tells you information or gives directions.
用法模式：
a sign [shows/says] [something]
常见错误：
Learners sometimes confuse 'sign' with 'signal'. A sign is usually a fixed object giving information, while a signal is an action or sound to communicate something.
近义词
notice (Often used for written announcements, especially on paper or boards.)
反义词
blank (Indicates there is no message or information displayed.)
搭配
road sign
|warning sign
|shop sign
|no entry sign
主题
daily life
|travel
|communication
|daily_life
例句
- The stop sign was clearly visible at the corner.
- She hung a 'Closed' sign on the shop door.
- The hotel had a large neon sign above the entrance.
- I missed the turn because I didn’t see the road sign.
学习者例句
- The stop sign is red.
- There is a big sign on the wall.
- The shop has a new sign.
- I read the sign before I went in.
名词
A2
entity
2
An indication of something existing or coming
Something that shows something else is true or will happen.
用法模式：
a sign of [something]
常见错误：
Learners sometimes confuse 'sign' with 'signal'. A signal is often an action sent to someone, while a sign can be any evidence of something.
近义词
indication (More formal; often used in technical or academic contexts.)
反义词
absence (Indicates that there is no evidence or proof of something.)
搭配
sign of trouble
|early sign
|clear sign
|warning sign
主题
emotions
|daily life
|health
|communication
|core_vocabulary
例句
- Dark clouds are a sign that it will rain.
- Her smile was a clear sign of happiness.
- The sudden drop in sales was a worrying sign for the company.
- Fever can be a sign of infection.
学习者例句
- Dark clouds are a sign of rain.
- Her smile is a sign of joy.
- A cough can be a sign of illness.
- The empty streets are a sign of danger.
动词
A2
action
3
Write name to approve or agree
To write your name on something to show you agree or accept it.
用法模式：
to sign [a document/contract/form]
常见错误：
Learners may confuse 'sign' (to write your name) with 'signal' (to give a gesture).
近义词
endorse (More formal; often used for official approval, especially in politics or finance.)
反义词
refuse to sign (To decline to provide your signature and therefore not approve.)
搭配
sign a contract
|sign an agreement
|sign a form
|sign a letter
主题
business
|law
|daily life
|communication
例句
- Please sign the form at the bottom of the page.
- She signed the contract yesterday afternoon.
- He refused to sign the agreement until changes were made.
- You must sign here to confirm your booking.
学习者例句
- Please sign your name here.
- She signed the paper.
- He signed the form at the desk.
- I will not sign this paper.
名词
B1
entity
4
Gesture communicating meaning without words
A movement or action that shows what you mean without words.
用法模式：
make/give [someone] a sign
近义词
gesture (A broader term for any body movement used to communicate.)
反义词
speech (Using spoken words instead of gestures.)
搭配
hand sign
|peace sign
|give a sign
主题
communication
|emotions
|core_vocabulary
例句
- He gave me a thumbs-up as a sign that everything was okay.
- The referee made a hand sign to stop play.
- They use special signs to communicate underwater.
学习者例句
- He gave me a peace sign.
- She made a hand sign to me.
- He waved as a sign to come closer.
动词
B1
action
5
Communicate using sign language
To talk using hand movements and signs instead of speaking.
用法模式：
to sign [a word/message]
近义词
gesture (Less precise; not necessarily part of a formal language system.)
反义词
speak (To use spoken words instead of signs.)
搭配
sign fluently
|sign to each other
主题
communication
|language
|core_vocabulary
例句
- She can sign fluently in American Sign Language.
- They signed to each other across the room.
- He signed 'thank you' before leaving.
学习者例句
- She can sign very well.
- They signed to each other in class.
- He signed 'hello' to me.
语法
词典原形
sign
IPA
GB/sˈaɪn/
US/sˈaɪn/
音节与重音
sign （1 个音节）
Stress on 1st syllable (sign)
词形变化
Noun
- Base: sign
- Plural: signs
Verb
- Base: sign
- 3rd Person Singular: signs
- Present Participle: signing
- Past: signed
词族
Forms
signs
noun
signing
verb
signed
verb
Related words
Negative and opposite forms
insignificant
adjective B2
Advanced or less common
signage
noun
signatory
noun
相关表达
sign in
1/sˈaɪn ˈɪn/
phrasal verb
Record arrival or log into system
To write your name when you arrive somewhere, or enter information to use a computer system.
例句
- Please sign in at reception before your appointment.
- You need to sign in with your username and password.
sign of the times
1/sˈaɪn əv ðə tˈaɪmz/
idiom
Something showing today's trends/issues
Something that shows what life or society is like now.
例句
- The rise in online shopping is a sign of the times.
- Empty malls are just another sign of the times.
sign off
1/sˈaɪn ˈɔf/
phrasal verb
End communication or approve officially
To finish speaking/writing in a message, or to give official approval for something.
例句
- The manager signed off on the budget proposal.
- The news anchor signed off with a smile.
sign off
1/sˈaɪn ˈɔf/
phrasal verb
end a communication
to finish speaking or writing to people and say goodbye.
例句
- She signed off with a quick thank-you to the audience.
- The host signs off every episode with the same joke.
- I’ll sign off now and send the full notes tomorrow.
sign out
1/sˈaɪn ˈaʊt/
phrasal verb
Record leaving or log out of system
To write your name when you leave somewhere, or close your account session on a computer.
例句
- Don't forget to sign out when you leave the building.
- You should always sign out after using public computers.
sign up
1/sˈaɪn ˈʌp/
phrasal verb
Register for an activity or service
To put your name on a list to join or take part in something.
例句
- You can sign up for the class online.
- He signed up to volunteer at the event.