| 释义 |
verb | noun tracetrace1 /treɪs/ ●●○ AWL verb ETYMOLOGYtrace1Origin: 1200-1300 Old French tracier, from Vulgar Latin tractiare to pull VERB TABLEtrace |
| Present | I, you, we, they | trace | | he, she, it | traces | | Past | I, you, he, she, it, we, they | traced | | Present perfect | I, you, we, they | have traced | | he, she, it | has traced | | Past perfect | I, you, he, she, it, we, they | had traced | | Future | I, you, he, she, it, we, they | will trace | | Future perfect | I, you, he, she, it, we, they | will have traced |
|
| Present | I | am tracing | | he, she, it | is tracing | | you, we, they | are tracing | | Past | I, he, she, it | was tracing | | you, we, they | were tracing | | Present perfect | I, you, we, they | have been tracing | | he, she, it | has been tracing | | Past perfect | I, you, he, she, it, we, they | had been tracing | | Future | I, you, he, she, it, we, they | will be tracing | | Future perfect | I, you, he, she, it, we, they | will have been tracing |
THESAURUSdiscover 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. picture► draw to make a picture of something with a pencil or pen: Amy loves to draw. ► sketch to draw something quickly and without a lot of detail: Students were sketching a model in the center of the room. ► doodle to draw shapes or patterns while you are thinking about something else: He was doodling in his notebook during the meeting. ► scribble to draw or make marks quickly in a messy way. Used especially about children: One of the kids had scribbled on the walls with a crayon. ► trace to copy a picture by putting a piece of thin paper over it and drawing the lines that you can see through the paper: Kara carefully traced one of the illustrations in the book. ► illustrate to draw or paint pictures to be printed in a book: She has illustrated several well-known children’s books. 1FIND somebody/something [transitive] to find someone or something that has disappeared by carefully searching: Police are trying to trace relatives of the dead man.► see thesaurus at find12ORIGINS a)[transitive usually passive] to find how, when, or where something started: The origins of the tradition are difficult to trace.trace something (back) to something She has traced her ancestry to Scotland. b)[intransitive] to have origins in a place, time, or action: trace (back) to something The trouble in the region traces back to the 15th century.3HISTORY/DEVELOPMENT [transitive] to study or describe the history, development, or progress of something: The book traces the dictator’s rise to power.4COPY [transitive] to copy a drawing, map, etc. by putting a piece of paper over it and then drawing the lines you can see through it: “Did you draw this yourself?” “No, I traced it.”► see thesaurus at draw15DRAW [transitive] to draw real or imaginary lines on the surface of something, usually with your finger or toe: trace something on/in/across something Jen traced her name in the sand.6TELEPHONE [transitive] to find out where a telephone call is coming from by using special electronic equipment: Keep him on the line so we can trace the call.[Origin: 1200–1300 Old French tracier, from Vulgar Latin tractiare to pull]—traceable adjective verb | noun tracetrace2 ●●○ AWL noun ETYMOLOGYtrace2Origin: (1-4) 1200-1300 Old French tracier; ➔ TRACE1 (5) 1300-1400 Old French trais traces, plural of trait pull, trace; ➔ TRAIT ► no trace of She speaks English with no trace of an accent. ► all trace of Cook the chicken until it has lost all trace of pink. ► no trace of Stewart checked all the hospitals in the area but found no trace of his brother. ► disappear/vanish/sink without a trace (=disappear completely, without leaving any sign of what happened) ► put a trace on Engineers put a trace on the call. THESAURUSshows something is true► sign an event, fact, etc. that shows that something is happening or will happen, or that something is true or exists: There were signs of a struggle – several chairs were knocked over. Police found no sign of forced entry. ► indication 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. 1SMALL AMOUNT [countable] a very small amount of a something that is difficult to see or notice: trace of a trace of poison She speaks English with no trace of an accent. Cook the chicken until it has lost all trace of pink.2SIGN OF something [countable, uncountable] a small sign that shows that a particular situation exists or is true: Stewart checked all the hospitals in the area but found no trace of his brother. There was a trace of regret in his voice.disappear/vanish/sink without a trace (=disappear completely, without leaving any sign of what happened)► see thesaurus at sign13TELEPHONE [countable] a search to find out where a telephone call came from, using special electronic equipment: Engineers put a trace on the call.4RECORDED INFORMATION [countable] the mark or pattern made on a screen or on paper by a machine that is recording an electrical signal5CART/CARRIAGE [countable] one of the two pieces of leather, rope, etc. by which a cart or carriage is fastened to the animal that is pulling it6kick over the traces to stop following the rules of a social group and do what you want |