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efficiency

美 [ɪˈfɪʃ(ə)nsi]
英 [ɪ'fɪʃ(ə)nsi]
  • n.效率;效能;功效;提高功效的方法
  • 网络效率性;有效性;有效率
复数:efficiencies  
efficiency
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n.
1.
[u]
效率;效能;功效the quality of doing sth well with no waste of time or money
improvements in efficiency at the factory
工厂效率的提高
I was impressed by the efficiency with which she handled the crisis.
她应对危机效率之高给我留下了深刻的印象。
2.
[pl]
提高功效的方法ways of wasting less time and money or of saving time or money
We are looking at our business to see where savings and efficiencies can be made.
我们正在研究我们的经营情况,看是否有可以节约和提高功效的地方。
3.
[u]
(机器等的)效率the relationship between the amount of energy that goes into a machine or an engine, and the amount that it produces

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