[ˌɒpə'reɪʃn]     [ˌɑːpə'reɪʃn]    
  • n. 操作;运转;经营;行动;手术;运算;生效;(复)运筹学



n. (名词)
  1. 活动,工作
  2. 操作
  3. 运转,运行
  4. 经营,营运
  5. 作用,效力,生效
  6. 行动;军事行动,作战
  7. 【医】手术
  8. 【数】运算
  9. 交易,买卖


n. (名词)
  1. [U]操作,运转,经营 the condition or process of working
  2. [C]手术 the cutting of the body in order to set right or remove a diseased part
  3. [C](军事)行动,活动 a planned, especially military movement
  4. [C]运算 a process used to get one mathematical expression or figure from others


  1. the state of being in effect or being operative;

    "that rule is no longer in operation"

  2. a business especially one run on a large scale;

    "a large-scale farming operation"
    "a multinational operation"
    "they paid taxes on every stage of the operation"
    "they had to consolidate their operations"

  3. a planned activity involving many people performing various actions;

    "they organized a rescue operation"
    "the biggest police operation in French history"
    "running a restaurant is quite an operation"
    "consolidate the companies various operations"

  4. (computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction);

    "it can perform millions of operations per second"

  5. activity by a military or naval force (as a maneuver or campaign);

    "it was a joint operation of the navy and air force"

  6. a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body;

    "they will schedule the operation as soon as an operating room is available"
    "he died while undergoing surgery"

  7. a process or series of acts especially of a practical or mechanical nature involved in a particular form of work;

    "the operations in building a house"
    "certain machine tool operations"

  8. process or manner of functioning or operating;

    "the power of its engine determines its operation"
    "the plane's operation in high winds"
    "they compared the cooking performance of each oven"
    "the jet's performance conformed to high standards"

  9. (psychology) the performance of some composite cognitive activity; an operation that affects mental contents;

    "the process of thinking"
    "the cognitive operation of remembering"

  10. (mathematics) calculation by mathematical methods;

    "the problems at the end of the chapter demonstrated the mathematical processes involved in the derivation"
    "they were learning the basic operations of arithmetic"

  11. the activity of operating something (a machine or business etc.);

    "her smooth operation of the vehicle gave us a surprisingly comfortable ride"



用作名词 (n.)
  1. The operation of this machine is simple.
  2. I am skillful with computer operation.
  3. We hope we will finalise the operation before the transfer window closes.
  4. He calls himself the managing director but his company is just a Mickey Mouse operation that he runs from his own house.
  5. Today, in order to meet the market competition, modes of business operation have undergone rapid change.
  6. Actually, the whole D-Day operation was just round the corner.
  7. Life by the great dream, learn and change, due to the successful operation!
  8. The gown a surgeon wears during an operation is usually green.
  9. The surgeon has performed the operation.
  10. Operation is conditional to the formulation.
  11. In an addition operation, a number or quantity added to the augend.
  12. The Department put into operation major reforms to the General Skilled Migration (GSM) programme with effect from 1 September 2007.


用作名词 (n.)
be in operation
    实施中 carry out
come into operation
    生效 make sth such as a law to begin to come into effect
put into operation
    使处于某种状态 make sth be in a state of
    put sth into operation

    It's a wonderful scheme, and he's just the man to put it into operation.


    The regulations have been put into operation on a trial basis.



用作名词 (n.)
动词+~ 形容词+~ 名词+~ 介词+~ ~+介词


  • The Starres whose operations make The fortunes and destinies of men.

    出自: C. Tourneur
  • The operation of the condenser pump is very simple.

    出自: R. Stuart
  • Psychological concepts..can seriously interfere with the operation of the parents' good sense.

    出自: B. Spock
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