| 单词 | on |
| 释义 | preposition | adjective, adverb onon1 /ɔn, ɑn/ ●●● S1 W1 preposition 1touching or supported by a particular surface OPP off: Harry’s the guy sitting on the sofa. You’ve got some tomato sauce on your shirt. Don’t put your feet on my desk!2printed, written, or somehow forming part of a page or other surface: The answers are on page 350. a label with her name on it Her picture is on the back of the book.3hanging from, supported by, or attached to a particular thing: Pictures of the family hung on the wall. He hung his jacket on a hook. It’s not easy to skate on one foot.4in a particular place, building, area of land, etc.: Our office is on the third floor. Didn’t Jim grow up on a farm?5in a particular road or street: Stephen lives on Crescent Drive. a store on Main Street6next to the side of something such as a road, river, or border SYN by: a small town on the Mississippi a hotel on the highway7affecting or relating to someone or something: a tax on gasoline his influence on young people8used to show the day or date when something happens: On Thursday, I’ll go on vacation. My birthday’s on April 29.9in a particular position or direction in relation to something: The school is on your left.10about a particular subject SYN about, concerning, regarding: a book on China Could you give some advice on what to wear?► see thesaurus at about111in or into a large vehicle such as a bus, train, ship, or plane: the passengers on the bus I got on the first flight to Chicago. → see also on foot at foot1 (3)12in or into a position of riding a horse, bicycle, or motorcycle: police officers on motorcycles She jumped on her horse. → see also on horseback at horseback13used to say what object has caused injury or damage: I cut my hand on a piece of glass.14used to say what part of someone or something is hit or touched: Matt kissed her on the cheek.15included in a list: My name wasn’t on the list.16used to talk about the expression that someone shows with his or her face: She had a big smile on her face.17used to say which piece of equipment someone uses to do something: Did you make these graphs on a computer? The kids spend hours on the Internet. We talk on the phone every day.18used to say in what form information, music, etc. is stored or recorded: The movie is now available on video and DVD. She has the interview on tape.19used to say what food someone eats in order to live, what fuel something uses in order to operate, etc.: They live mainly on beans and rice. Most buses run on diesel.20regularly taking a particular drug or medicine: I’m now on a different antibiotic.21using a particular amount of money, or money from a particular person or thing, for buying the things that you need in order to live: No one can live on $10 a week. The family is now on welfare.22being broadcast by television or radio, or made available on the Internet: The movie is on Channel 9.on TV/television We’ve seen him on TV. We heard the news on the radio. The photograph has been posted on the Internet.23during a trip, vacation, etc., or while you are doing an activity: We met on a tour of Europe. Could you stop by the store on your way home? I never drink when I’m on duty.24used to say that someone is a member of a team, organization, etc.: Hal’s on the swim team this year.25used to talk about the point that has been reached in a process: I stopped reading on page 53.26looking or pointing toward someone or something: His eyes were on the stranger in the doorway.27formal immediately after something has happened or after someone has done something SYN upon: On arrival at reception, guests are greeted with champagne.on doing something What was your reaction on seeing him?28playing a musical instrument: He played a short piece on the piano.29have/carry etc. something on you informal to have a particular thing in your pocket, your bag, etc.: Do you have a pen on you?30used to show how you spend, save, make, or lose money: We saved $10 on the price by booking early. How much do you spend on food?31spoken used to say that someone will pay for something such as a drink or a meal: Dinner’s on me tonight.32as a result of someone’s order, request, or advice: I accepted the offer on the advice of my lawyer.33informal used to show that someone or something causes you problems, for example if a machine stops working while you are using it: Then the phone just went dead on me.34what is somebody on? spoken informal used to say that you think someone is behaving in a strange or silly way: “She thinks he loves her.” “What is she on?” [Origin: Old English] preposition | adjective, adverb onon2 ●●● S1 W1 adjective, adverb [not before noun] 1used to show that someone continues to do something or something continues to happen: I decided to read on until the end of the chapter.go/carry on Go on. I’m listening.go/keep/carry on doing something The dog just kept on barking. We can’t go on spending money we don’t have. He talked on and on in that dull boring voice.2if you walk, drive, etc. on, you continue on your trip or go toward a particular place: We drove on toward Chicago. I sent Dan on ahead to find us seats at the theater.3used to say that something happens at a time that is before or after another time: earlier/later on He didn’t realize how this would affect him later on in life. From then on, things have improved. From that day on, we’ve never been apart. From now on, I want you to call if you’re going to be late.4if you have something on, you are wearing it: Rick was standing there with nothing on. Put your shoes on, and let’s go.5a machine, piece of equipment, etc. that is on is working or operating OPP off: OK, who left the lights on? Turn on the radio. I want to hear the sports scores.6in or into a bus, train, aircraft, etc.: The driver wouldn’t let me on.7in or into a position of riding a horse, bicycle, or motorcycle: Get on and I’ll give you a ride home.8in or into a position of covering something or being on top of it OPP off: Put the lid back on.9if a movie, TV program, etc. is on, it is being broadcast or shown at a theater: There’s a good comedy on at eight.10if an event is on, it has been arranged and it is happening or will happen: As far as we know, the game is still on for tomorrow. You should visit Chicago while the festival is on.11on and off (also off and on) for short periods but not regularly, over a long period of time: It rained on and off for the whole afternoon.12you’re on! spoken informal used to accept something such as a bet or an offer: “I bet you $20 he won’t come.” “You’re on!”13if an actor is on, they are performing, especially on a stage: You’re on in two minutes.14used to say when someone is working, or when someone starts to work: I'm not on again until two tomorrow. → see also head-on, onto |
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