| 释义 |
noun | verb tracktrack1 /træk/ ●●● S2 W2 noun ETYMOLOGYtrack1Origin: 1400-1500 Old French trac ► be/get/stay on track We want to make sure our relations with Russia stay on track. ► back on track After the divorce, it took some time to get my life back on track. ► keep/stay on track The talks have stayed on track. ► throw/knock something off track The budget agreement has been thrown off track. ► get off track That’s an interesting point, Katherine, but let’s not get off track. ► ran track He ran track in high school. ► go out for track Are you going to go out for track (=join the school’s track team) this spring? THESAURUSdirt► mark a spot or small dirty area on something that spoils its appearance: I can’t get these marks off the wall. ► stain a mark that is difficult to remove: There was a dark stain in the middle of the carpet. ► spot a small round mark on a surface: There were a few spots of blood on his shirt. ► smudge a dirty mark, made when something is rubbed against a surface: She had a smudge of dirt on her cheek. ► smear a mark that is left when a substance is spread on a surface: There was a smear of makeup on her shirt. ► track a mark left on the ground by a moving person, animal, or vehicle: There were tire tracks in the sand leading to the water. ► print a mark made on a surface by something that has been pressed onto it: The kids left dirty hand prints all over the wall. the arrangement of sounds made by instruments or voices in a way that is pleasant, interesting, or exciting► music the arrangement of sounds made by instruments or voices in a way that is pleasant, interesting, or exciting: Let’s listen to some music on the radio. What kind of music does your band play? ► tune a series of musical notes that are nice to listen to: He whistled a pretty little tune as he worked. ► melody a tune, especially one that is part of a larger piece of music: There is a beautiful melody at the beginning of the symphony that comes back in the last movement. ► piece of music (also piece) a written, musical work: This is a piece I’m learning for my piano recital. ► song a short piece of music with words: She and her friends were listening to songs on the radio and dancing. ► arrangement a piece of music that has been written or changed so that it can be played by a particular instrument: The composer wrote an arrangement of a popular Christmas carol for flute and guitar. ► composition formal a piece of music. Used especially to talk about who wrote it, or when you are not giving a specific name for the music: Mozart wrote his first composition at the age of five. ► number a piece of popular music, a song, a dance, etc. that forms part of a larger performance: She sang several numbers from her most recent album. ► track one of the songs or pieces of music on a CD: The first track is my favorite. ► score a long piece of music written to go with a movie: The score for the movie won an Oscar. 1 keep track of somebody/something to make sure you always know where someone or something is and have any other information you need: The computer program helps you keep track of your finances. → see also lose (15)2be on the right/wrong track to think in a way that is likely to lead to a correct or incorrect result: Is the economy on the right track?3on track a)likely to develop in the best way, or in the way that is expected: be/get/stay on track We want to make sure our relations with Russia stay on track. After the divorce, it took some time to get my life back on track. b)dealing with the same subject that was being discussed, without changing to something new: keep/stay on track The talks have stayed on track.4off track a)not developing in the best way, or not developing in the way that was expected: throw/knock something off track The budget agreement has been thrown off track. b)dealing with a new subject rather than the main one which was being discussed: That’s an interesting point, Katherine, but let’s not get off track.5MARKS ON GROUND tracks [plural] the marks left on the ground by a moving person, animal, or vehicle, which are usually in a line: tire tracks dog tracks► see thesaurus at mark26SPORTS [uncountable] a)the sport that involves running on a track: He ran track in high school. b)all the sports that involve running races, jumping, and throwing things: Are you going to go out for track (=join the school’s track team) this spring?7FOR RACING [countable] a circular road around which runners, cars, horses, etc. race, which often has a specially prepared surface8MUSIC/SONG [countable] eng. lang. arts one of the songs or pieces of music on an album: I only downloaded two of the tracks from the album.► see thesaurus at music → see also title track9RAILROAD [countable] a)the two metal lines along which trains travel: train tracks b)the particular track that a train leaves from or arrives at: The train for Boston is leaving from track 2.10SCHOOL [countable] a group or set of classes for a particular group of students based on their abilities: college-track classes (=classes that prepare you for college)11DIRECTION [countable] the direction or line taken by something as it moves: track of the track of the asteroid through space12PIECE OF METAL OR PLASTIC [countable] a long piece of metal or plastic that something is attached to and moves along: Spotlights can be fitted to the track.13PATH/ROAD [countable] a narrow path or road with a rough uneven surface, especially one made by people or animals frequently moving through the same place: a dirt track14make tracks (for something) informal to leave somewhere quickly, or hurry when going somewhere15cover/hide your tracks to be careful not to leave any signs that could let people know where you have been or what you have done, because you want to keep it a secret: Mozer covered his tracks by changing records of the illegal sales.16be on the track of somebody/something to be hunting or searching for someone or something17ON A VEHICLE [countable] a metal band over the wheels of a vehicle such as a bulldozer or tank, that allows it to move over uneven ground18DRUGS tracks [plural] informal the marks that are left on the skin of someone who takes drugs such as heroin using a needle19FOR RECORDING [countable] a band on a tape on which music or information can be recorded: an eight-track tape[Origin: 1400–1500 Old French trac] → see also off the beaten track/path at beaten (1), one-track mind, stop (dead) in your tracks at stop1 (12), be from the wrong side of the tracks at wrong1 (15) noun | verb tracktrack2 ●●○ S3 W3 verb VERB TABLEtrack |
| Present | I, you, we, they | track | | he, she, it | tracks | | Past | I, you, he, she, it, we, they | tracked | | Present perfect | I, you, we, they | have tracked | | he, she, it | has tracked | | Past perfect | I, you, he, she, it, we, they | had tracked | | Future | I, you, he, she, it, we, they | will track | | Future perfect | I, you, he, she, it, we, they | will have tracked |
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| Present | I | am tracking | | he, she, it | is tracking | | you, we, they | are tracking | | Past | I, he, she, it | was tracking | | you, we, they | were tracking | | Present perfect | I, you, we, they | have been tracking | | he, she, it | has been tracking | | Past perfect | I, you, he, she, it, we, they | had been tracking | | Future | I, you, he, she, it, we, they | will be tracking | | Future perfect | I, you, he, she, it, we, they | will have been tracking |
THESAURUSgo behind/after► followa) to walk, drive, run, etc. behind or after someone else: They followed us in their car. The president was followed by a crowd of photographers.b) to go closely behind someone in order to find out where he or she is going: The man followed her home. ► chase to quickly follow someone or something in order to catch him, her, or it: The store’s owner chased the thief down the street. ► pursue formal to chase someone or something: The police pursued the car for ten miles before stopping it. ► run after to chase someone or something on foot: She started to leave, and Smith ran after her. ► trail to follow a short distance behind someone, often because you do not want to walk with him or her: Kenny walked down the block with his little brother trailing behind him. ► tail informal to secretly watch and follow someone such as a criminal: Police have been tailing the drug dealer for weeks. ► track to search for a person or animal by following a smell or marks on the ground: The police used dogs to track the missing girl. ► stalk to follow a person or animal quietly in order to catch, attack, or kill him, her, or it. You can also use stalk to mean to follow and watch someone a lot, in a way that is very annoying or frightening: The tiger was stalking its prey. One of the singer’s fans was arrested for stalking her. ► hunt to follow an animal in order to catch and kill it: In the book, Captain Ahab hunts the white whale called Moby Dick. discover by searching/chance► find to see or get something, either by searching for it or by chance: I found a wallet in the parking lot. Have you found your plane ticket yet? ► discover to find something that was hidden or that people did not know about before: Some hikers discovered dinosaur bones near the river. ► locate to find the exact position of something: We couldn’t locate the source of the radio signal. ► detect to notice or discover something that is not easy to see, hear, etc.: The test can detect cancer at an early stage in the disease. ► uncover to discover something that has been kept secret or hidden: His daughter is trying to uncover the truth about his past. ► unearth to find out information or the truth about something that has been hidden for a long time: It was years before the full story was unearthed. ► track somebody/something down to find someone or something after searching in different places: Detectives finally tracked her down in California. ► trace to find someone or something that has disappeared: The police are trying to trace the person who left the baby at the hospital. ► turn something up informal to find something by searching for it thoroughly: The investigation hasn’t turned up any new evidence. ► stumble on/across (also come across) to find something by accident: Pye stumbled on the story when he was researching a book about New York in the early 1900s. 1BEHAVIOR/DEVELOPMENT [transitive] to record or study the behavior or development of someone or something over time: The progress of each student is tracked by computer. Customers can track all their stocks from a single Web page.2SEARCH [transitive] to search for an animal or person by looking for and following marks, information, etc. that have been left behind: They hired an expert to track the animal.track somebody/something to something Sniffer dogs tracked them to a remote farm.► see thesaurus at follow3FOLLOW something'S MOVEMENT [transitive] to follow the movements of something such as an aircraft or ship by using special equipment4MARK [transitive] to leave behind marks of something such as mud or dirt when you walk, especially in a line: Who tracked mud all over the kitchen floor?5CAMERA [intransitive always + adv./prep.] if a movie or television camera tracks somewhere, it is moved in relation to the thing that is being filmed6SCHOOL [transitive] to put students in groups or classes according to their ability or needstrack somebody/something ↔ down phrasal verb to find someone or something that is difficult to find by searching or asking questions in several different places: I had to make a few phone calls, but I finally tracked him down.► see thesaurus at find1 |