operation
音标发音
- 英式音标 [ɒpə'reɪʃ(ə)nˌɒpəˈreɪʃn]
- 美式音标 [ˌɑː.pəˈreɪ.ʃən]
- 国际音标 [,ɔpə'reiʃən]
- 英式发音
- 美式发音
基本解释
- n.操作;运转;经营;行动;手术;运算;生效;(复)运筹学
词源解说
- 14世纪晚期进入英语,直接源自古法语的flexus;最初源自古典拉丁语的flexus,意为一种工作,操作。
同根派生
- adj性质的同根词
- operating:操作的;[外科]外科手术的。
- operational:操作的;运作的。
- operative:有效的;运转着的;从事生产劳动的。
- operant:操作的;有效的。
- operable:可操作的;可动手术的。
- n性质的同根词
- operator:经营者;操作员;话务员;行家。
- operative:侦探;技工。
- operand:[计]操作数;[计]运算对象。
- operant:自发反应;操作性制约;发生作用之人或物。
- operationalism:操作主义(等于operationism)。
- v性质的同根词
- operating:操作(operate的ing形式);动手术。
- vi性质的同根词
- operate:运转;动手术;起作用。
- vt性质的同根词
- operate:操作;经营;引起;对…开刀。
用法辨析
- operation作“操作,运转,经营”解时,是不可数名词,主要用于美式英语中。
- operation作“手术”“(军事)行动,活动”“运算”解时,是可数名词。
- operation在句中可用作定语修饰其他名词。
- 美国人习惯用the operation of the school/theatre等表达方式,而英国人喜欢用conduct,management或running等词去代替operation;
- 当operation可表示为“外科手术”。后面常接on/upon和表示人或身体某部分的单词,如an operation (up)on me。也可接for和病名,例如an operation for the detachment of the retina(视网膜脱落手术)。
n. (名词)
词组短语
- begin operations 开始军事演习
- bring a factory into operation 将工厂投入生产
- come into operation 开始生效
- conduct an operation 进行演习作战
- go into operation 开始工作,实施,生效
用作名词 (n.)
动词+~
英英字典
- (WORK) the fact of operating or being active
- (MEDICAL PROCESS) an occasion when a doctor cuts a body for medical reasons in order to repair, remove, or replace an unhealthy or damaged part
- (MATHEMATICS) a mathematical process, such as addition, in which one set of numbers is produced from another
- An operation is a highly organized activity that involves many people doing different things.
- A business or company can be referred to as an operation.
- When a patient has an operation, a surgeon cuts open their body in order to remove, replace, or repair a diseased or damaged part.
- If a system is in operation, it is being used.
- If a machine or device is in operation, it is working.
- &rarrsee also operative
- When a rule, system, or plan comes into operation or you put it into operation, you begin to use it.
剑桥英英字典
柯林斯英英字典
专业释义
- 运算
- 操作
- 作业
- 运算
- 运算
- 作业
- 操作
- 工序
- 运行
- 管理与维护中心
- 手术
- 战役
- 手术;操作;运算