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  1. efficiency

    • IPA[əˈfiSHənsē]

    美式

    • n.
      the state or quality of being efficient;an action designed to achieve efficiency
    • noun: efficiency, plural noun: efficiencies

    • 釋義
    • 相關詞

    名詞

    • n.
      the efficiency of a heat engine measured by the ratio of the work done by it to the heat ...

    Oxford American Dictionary

    • n.
      the ratio of the volume of fluid actually displaced by a piston or plunger to its swept volume.

    Oxford American Dictionary

    • n.
      an apartment in which one room typically contains the kitchen, living, and sleeping quarters, ...

    Oxford American Dictionary

    • n.
      the efficiency of a heat engine measured by the ratio of the work done by it to the heat ...

    Oxford Dictionary

    • n.
      the ratio of the heat produced by a machine or in a process to the total energy expended or ... wood burning stoves vary in their heat efficiency

    Oxford Dictionary

    • n.
      the capacity of an engine, especially that of a vehicle, to obtain energy from fuel: the company has always placed a lot of emphasis on improving fuel efficiency

    Oxford American Dictionary

    • n.
      the ratio of the volume of fluid actually displaced by a piston or plunger to its swept volume.

    Oxford Dictionary

    • n.
      the capacity of an engine, especially that of a vehicle, to obtain energy from fuel: the company has always placed a lot of emphasis on improving fuel efficiency

    Oxford Dictionary

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    • IPA[ɪˈfɪʃnsi]

    英式

    • n.
      the state or quality of being efficient: greater energy efficiency

    Oxford Dictionary