operation

名词 n.
中文释义
英 /ˌɒp.əˈɹeɪ.ʃən/    美 /ˌɑ.pəˈɹeɪ.ʃən/|/ˌɑ.pɚˈeɪ.ʃən/|/ˌɔp.əˈɹæɪ.ʃən/

英文释义

名词 n.
  1. The method by which a device performs its function. uncountable
    — It is dangerous to look at the beam of a laser while it is in operation.
  2. The method or practice by which actions are done. uncountable
  3. The act or process of operating (verb): agency; the exertion of power, physical, mechanical, or moral. uncountable
    — the pain and sickness caused by manna are confessedly nothing but the effects of its operations on the stomach and guts.
  4. A planned undertaking. countable
    — The police ran an operation to get vagrants off the streets.
  5. A business or organization. countable
    — We run our operation from a storefront.
  6. A surgical procedure. countable
    — She had an operation to remove her appendix.
  7. A procedure for generating a value from one or more other values (the operands). countable
    — The number of operands associated with an operation is called its arity; an operation of arity 2 is called a binary operation.
  8. A procedure for generating a value from one or more other values (the operands).; A function which maps zero or more (but typically two) operands to a single output value. countable
  9. A military campaign (e.g. Operation Desert Storm). countable
  10. Effect produced; influence. countable,obsolete
    — The bards […] had great operation on the vulgar.

词形变化

operations plural

词汇关系

衍生词
additive operation arithmetic operation binary operation black bag operation black operation ClickOps co-operation cottage food operation counteroperation cyberoperation DataOps DevOps DevSecOps disoperation driver-only operation dyadic operation floating point operation floating-point operation Gigli's operation group operation grow operation Hartmann's operation hyperoperation in operation interoperation intraoperation line of operations logical operation maloperation microoperation misoperation multioperation multiplicative operation operationism operationist operation of law oplan pivot operation postoperation preoperation Récamier's operation reoperation screwdriver operation set operation sex-change operation short-circuit logical operation special military operation special operation suboperation teleoperation unary operation unit operation mission operations
相关词
opera operable operand operant operate operational operative operator opus

词源

Etymology tree
Proto-Indo-European *h₃ep-
Proto-Indo-European *-os
Proto-Indo-European *h₃épos
Proto-Italic *opos
Latin opus
Latin opera
Proto-Indo-European *-h₂
Proto-Indo-European *-éh₂
Proto-Indo-European *-yéti
Proto-Indo-European *-eh₂yéti
Proto-Italic *-āō
Latin -or
Latin operor
Proto-Indo-European *-tis
Proto-Indo-European *-Hō
Proto-Indo-European *-tiHō
Proto-Italic *-tiō
Latin -tiō
Latin operātiōder.
Old French operacionbor.
Middle English operacioun
English operation
From Middle English operacioun, from Old French operacion, from Latin operātiō, from the verb operor (“to work”), from opus, operis (“work”). Equivalent to operate + -ion.
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