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 tracing ['treisiŋ]   添加此单词到默认生词本
n. 描摹, 描图, 追踪

[计] 跟踪

[医] 示踪, 追踪; 描记法




    tracing
    [ noun ]
    1. the act of drawing a plan or diagram or outline

      2. <noun.act>
    2. a drawing created by superimposing a semitransparent sheet of paper on the original image and copying on it the lines of the original image

      3. <noun.artifact>
    3. the discovery and description of the course of development of something

      4. <noun.act>
      the tracing of genealogies


    Tracing \Tra"cing\, n.
    1. The act of one who traces; especially, the act of copying
    by marking on thin paper, or other transparent substance,
    the lines of a pattern placed beneath; also, the copy thus
    producted.

    2. A regular path or track; a course.

    {Tracing cloth}, {Tracing paper}, specially prepared
    transparent cloth or paper, which enables a drawing or
    print to be clearly seen through it, and so allows the use
    of a pen or pencil to produce a facsimile by following the
    lines of the original placed beneath.

    Trace \Trace\, v. t. [imp. & p. p. {traced}; p. pr. & vb. n.
    {tracing}.] [OF. tracier, F. tracer, from (assumed) LL.
    tractiare, fr.L. tractus, p. p. of trahere to draw. Cf.
    {Abstract}, {Attract}, {Contract}, {Portratt}, {Tract},
    {Trail}, {Train}, {Treat}. ]
    1. To mark out; to draw or delineate with marks; especially,
    to copy, as a drawing or engraving, by following the lines
    and marking them on a sheet superimposed, through which
    they appear; as, to trace a figure or an outline; a traced
    drawing.

    Some faintly traced features or outline of the
    mother and the child, slowly lading into the
    twilight of the woods. --Hawthorne.

    2. To follow by some mark that has been left by a person or
    thing which has preceded; to follow by footsteps, tracks,
    or tokens. --Cowper.

    You may trace the deluge quite round the globe. --T.
    Burnet.

    I feel thy power . . . to trace the ways
    Of highest agents. --Milton.

    3. Hence, to follow the trace or track of.

    How all the way the prince on footpace traced.
    --Spenser.

    4. To copy; to imitate.

    That servile path thou nobly dost decline,
    Of tracing word, and line by line. --Denham.

    5. To walk over; to pass through; to traverse.

    We do tracethis alley up and down. --Shak.

    1. So tracing the flow of funds through a maze of middlemen, bank accounts, dummy companies and secretive countries will be one of the toughest challenges before the House and Senate committees.
    2. But many AIDS victims can't shake their fears about tracing.
    3. A.B. Park of the Maryland Agriculture Department said state officials began tracing eggs and testing chickens while federal officials were debating whether salmonellosis is a poultry disease.
    4. Pennsylvania's Commonwealth Court ruled Wednesday that Bell of Pennsylvania may not offer the service, on grounds it is an invasion of privacy and violates state laws on wiretapping and phone-number tracing.
    5. A few that the company expects to introduce soon include repeat dialing, call tracing and call blocking.
    6. Health officials say tracing the food poisoning to a particular flock is by nature difficult and is made more difficult by the lack of effective regulation.
    7. Under Romanian law, all meetings with foreigners must be reported and all typewriters must be registered to permit the tracing of letters and leaflets.
    8. In a book still in the works, Mr. Baltzell is tracing the decline of manners in tennis as the sport has evolved from an upper-class pastime into a big-money game.
    9. Other articles will follow from time to time, tracing the course of the drought through the eyes of the Chases of Barry County, Michigan.
    10. The heavy police presence followed rioting Thursday near the Church of the Holy Sepulcher, but most of the pilgrims seemed more intent on tracing the path of Christ than in getting caught up in the friction between Jerusalem's Christians and Jews.
    11. One reason is concern that AIDS tracing would sap scarce funds for classic VD control, says Wendy Wertheimer of the American Social Health Association.
    12. In tracing telephone calls, he found that one woman "Wallen" frequently called in Tampa was Haulk's mother.
    13. Both Israel and Egypt maintained the land was theirs, with their arguments tracing back to where the border was in 1906 between British-held Sinai and Turkish-ruled Palestine.
    14. Finally, Crystal said, he hit on a comedy-fantasy concept "and started really tracing my roots back, found how deep they went.
    15. Other tracing opponents doubt that the process would locate most victims, or, in many cases, would persuade those identified to change their sexual behavior.
    16. New York Port Authority police investigated the reported abduction, tracing leads to the New Jersey apartment of a man who rented the car.
    17. In Wisconsin, which plans to begin tracing by next summer, anyone leaking test results faces a $10,000 fine and nine months in prison.
    18. The gray, ghostlike image of the artist (based on an actual tracing of Mr. Johns's shadow by a friend) moves through these pictures like a disconsolate double.
    19. The finalists are: The Detroit News, for an investigation tracing payments from a secret Detroit police fund, through which more than $1 million in taxpayer money was said to be laundered.
    20. Stotler, which remained in operation as of late Friday, is a pillar of the grain-trading establishment at the Board of Trade, tracing its roots to an Illinois grain firm founded in 1919.
    21. Perhaps due to such protections, and the fact that tracing programs hinge on voluntary disclosure, the ACLU and other groups have yet to report any breaches of confidentiality involving tracing.
    22. Perhaps due to such protections, and the fact that tracing programs hinge on voluntary disclosure, the ACLU and other groups have yet to report any breaches of confidentiality involving tracing.
    23. A small, scorched lodgepole pine tree leans over a chart tracing the minuscule amount of rain that fell last summer, a period during which more than twice the average number of lightning strikes were also recorded.
    24. They were presented to: -The Detroit News for an investigation tracing payments from a secret Detroit police fund, through which more than $1 million in taxpayer money was laundered.
    25. The American Civil Liberties Union has adopted a national policy against tracing.
    26. Some homosexual AIDS victims have had so many anonymous partners, that AIDS tracing is nearly impossible, officials say.
    27. In a statement tracing her involvement in the Polaroid-Kodak case, Zobel said neither side objected to her mother-in-law's holdings at the outset of proceedings in 1981.
    28. The funds typically moved along a tortuous route which made tracing transactions difficult.
    29. Copies of Poindexter's and North's files were recovered from backup tapes at the NSC's computer system and have been instrumental in tracing the Iran-Contra affair.
    30. If tracing begins in earnest, doctors expect to find that the virus is spreading unchecked into regions remote from the hot spots in New York and California.
    tracing
    tracing ability
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    tracing ball
    tracing box
    tracing cloth
    tracing cross
    tracing curve
    tracing device
    tracing digitizing
    tracing distorsion
    tracing distortion
    tracing error
    tracing feed
    tracing frequency
    tracing function
    tracing in LISP
    tracing information
    tracing instrument
    tracing linen
    tracing loss
    tracing machine
    tracing mark
    tracing method
    tracing milling
    tracing missing consi...
    tracing needle
    tracing observation
    tracing of material
    tracing of shadows
    tracing paper
    tracing pattern
    tracing pen
    tracing plan
    tracing point
    tracing preprocessor
    tracing probe
    tracing program
    tracing program(me)
    tracing routine
    tracing servo
    tracing sheet
    tracing study
    tracing stylus
    tracing table
    tracing test
    tracing the considera...
    tracing valve
    tracing velocity
    tracing wheel
    tracitin
    track
    track (shoe)
    track about
    track access
    track addition
    track address
    track address register
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