| 单词 | sign |
| 释义 | noun | verb signsign1 /saɪn/ ●●● S1 W1 noun 1gives information [countable] a piece of paper, metal, etc. in a public place, with words or drawings on it that give people information, warn them about something, tell them what to do, etc.: There’s a stop sign up ahead. What did that sign say? The barrel had a yellow “radioactive” warning sign on it.2SHOWS something IS TRUE [countable] an event, fact, etc. that shows that something is happening or will happen, or that something is true or exists: sign of Some runners were starting to show signs of fatigue. Do you see any signs of improvement in her condition? There were signs of a struggle – several chairs were knocked over. Police found no sign of forced entry.sign (that) The drop in unemployment is one sign that the economy is getting better. He agreed to come, which was a good sign. Raised blood pressure is a warning sign of heart problems. His sudden mood swings are a telltale sign of drug abuse. Holiday decorations in the stores are a sure sign that summer is over.THESAURUSindication – indication means the same as sign but sounds more formal: He gave no indication that he saw me.indicator – a sign that people look for and can recognize which tells them what is happening or is true: New home sales are used as an indicator of how well the economy is doing.evidence – facts or signs that show clearly that something exists or is true: The warm breeze is evidence that spring is on its way.signal – a sign that tells someone to take action or warns someone about something: My mother called me by my full name, always a signal that she was angry.symptom – a sign that an illness or problem exists: Seizures are a common symptom of the disease. Rising unemployment rates are a symptom of the bad economy.mark – a sign, especially that you respect or honor someone: People stood in silence as a mark of respect.trace – a very small sign that a particular situation exists or is true: There was not a trace of sadness in his voice.3MOVEMENT OR SOUND [countable] a movement, sound, etc. that you make in order to tell someone to do something or give him or her information SYN gesture, signal: give/make a sign The president gave reporters the thumbs-up sign.sign that I made a sign that I understood Anna.a sign (for somebody) to do something Three short blasts of the whistle was the sign to begin.4PICTURE/SYMBOL [countable] a picture, shape, etc. that has a particular meaning: Write your answer after the equal sign. I can’t find the dollar sign on the keyboard.THESAURUSsymbol – a picture, shape, or design that has a particular meaning or represents an idea: A wedding ring is a symbol of love and commitment.emblem – a picture, shape, or object that represents something such as a country or a company: The bald eagle is the official emblem of the United States.logo – a sign that has been designed to represent an organization, company, or product: Race cars have company logos all over them.5there is no sign of somebody/something used to say that someone or something is not in a place or cannot be found: I waited for an hour but there was no sign of her.6a sign of life a)a movement that shows that someone is alive, or something that shows that there are people in a particular place: Apart from a few lights, there was no sign of life on the block. b)something that shows that a situation is becoming more active: The nation’s economy is starting to show a few faint signs of life.7a sign of the times something that shows how the world or society has changed recently: Marriages that last only a few weeks are a sign of the times.8the sign of the cross the hand movement that some Christians make in the shape of a cross, to show respect for God or to protect themselves from evil9STARS [countable] (also sign of the zodiac) a group of stars, representing one of 12 parts of the year, that some people believe influences your behavior and your life SYN star sign: What’s your sign?10language sign language[Origin: 1200–1300 Old French signe, from Latin signum mark, sign, image, seal]COLLOCATIONS– Meaning 2adjectives/nouns + signa clear/obvious/unmistakable sign There are clear signs of a slowdown in economic growth.a sure sign (=a very clear sign) He was walking up and down, a sure sign that he was worried.a good/positive/encouraging/hopeful sign If she can move her legs, that’s a good sign.a bad/ominous sign It’s probably a bad sign that the jury is taking so long to decide.an outward/visible sign (=one that people can see clearly) Kim received the news without showing any visible sign of emotion.a warning sign (=one that shows something bad might be happening) In this case, social workers missed the warning signs and failed to protect the children.a telltale sign (=signs that clearly show something bad) She would not look at me directly, a telltale sign that she was embarrassed.the first sign of something (=the first thing that shows something is happening, or something exists) They ran off at the first sign of trouble.an early sign (=a sign near the beginning of something that shows that it is happening, or that it exists) The melting snow is an early sign of spring.the slightest sign (=a sign that is not very big, clear, or definite) I never saw the slightest sign that he was drinking too much.verbsshow signs of something Did she show any signs of distress?see/detect signs of something I could see some signs of improvement in her health. noun | verb signsign2 ●●● S1 W1 verb 1[intransitive, transitive] to write your signature on a letter or document to show that you wrote it, agree with it, etc.: Just sign here by the X. Would you like to sign our guest book? She signed her name at the bottom of the page.► see thesaurus at write2[transitive] to make a document, agreement, etc. official and legal by writing your signature on it: Each tenant will have to sign the lease. The president signed the bill into law yesterday.3[transitive] if an organization such as a football team or music company signs someone, that person signs a contract agreeing to work for it: Simmons was signed as a free agent in 1994.sign for/to/with Eventually the group signed with Motown records.4sign on the dotted line informal to officially agree to something, especially by signing a contract5[intransitive, transitive] to use sign language6signed, sealed, and delivered (also signed and sealed) with everything finished and taken care of as needed, especially with all the necessary legal documents signed: Until it’s all written down, signed, and sealed, there really is no agreement.—signer noun [countable]sign something ↔ away phrasal verb to sign a document that takes away your legal right to do something, or that gives your property or legal right to someone else: Several people had been tricked into signing away their right to sue. The contract was so complicated, I felt like I was signing my life away.sign for something phrasal verb to sign a document to prove that you have received something: Who signed for the package?sign in phrasal verb1 to write your name on a form, in a book, etc. when you enter a place such as a hotel, an office, or a club: All visitors must sign in at the front desk.2 sign somebody in to write someone else’s name in a book so that he or she is allowed to enter a club, an office, etc.sign off phrasal verb to say goodbye at the end of a television or radio broadcast, or at the end of a lettersign off on something phrasal verb to officially say or show that you approve of a document, plan, or idea: Congress has not yet signed off on the deal.sign on phrasal verb to sign a document agreeing to help or work for someone, or to persuade someone to do this: All the show’s stars have signed on for another season.sign somebody on Ferguson signed King on as host of the program.sign out phrasal verb1 to write your name in a book when you leave a place such as a hotel, an office, or a club2 sign something ↔ out to write your name on a form or in a book to show that you have taken or borrowed something: Somebody had already signed out the last laptop.3 sign somebody ↔ out to write in a book that someone is allowed to leave somewhere such as a school, an office, etc.: Parents must sign students out when picking them up for doctor’s appointments.sign something ↔ over phrasal verb to sign an official document that gives your property or rights to someone else: sign over to Richard signed over his shares to his son.sign up phrasal verb1 to put your name on a list because you want to take part in an activity: sign up for Over 25 people have signed up for the self-defense class.sign up to do something All four of their sons signed up to join the army.2 sign somebody ↔ up to officially allow someone to work for a company or join an organization: Unions have been having trouble signing up enough new members. |
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