efficiency

英 [ɪˈfɪʃnsi]

美 [ɪˈfɪʃnsi]

n.  效率; 效能; 功效; 提高功效的方法; 功率

复数：efficiencies　

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Collins.2 / BNC.2306 / COCA.3047

牛津词典

noun

• 效率；效能；功效
  the quality of doing sth well with no waste of time or money
  1. improvements in efficiency at the factory
     工厂效率的提高
  2. 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。
• 提高功效的方法
  ways of wasting less time and money or of saving time or money
  1. 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。
• 效率；功率
  the relationship between the amount of energy that goes into a machine or an engine, and the amount that it produces
• 效率；功率
  the relationship between the amount of energy that goes into a machine or an engine, and the amount that it produces

柯林斯词典

• N-UNCOUNT 效率;效能;功效
  Efficiencyis the quality of being able to do a task successfully, without wasting time or energy.
  1. There are many ways to increase agricultural efficiency in the poorer areas of the world.
     有很多方法能够提高世界贫困地区的农业效率。
  2. ...energy efficiency.
     能效
• （物理学、工程学中的）效率，功率
  In physics and engineering,efficiencyis the ratio between the amount of energy a machine needs to make it work, and the amount it produces.

英英释义

noun

• skillfulness in avoiding wasted time and effort
  1. she did the work with great efficiency
• the ratio of the output to the input of any system

双语例句

• Administrative staff may be deskilled through increased automation and efficiency.
  随着自动化程度和效率的不断提高，对管理人员的技能要求可能会大大降低。
• Houses are graded from nought to ten for energy efficiency
  房屋按照能耗标准划分为0至10级。
• As a complete method of economic efficiency auditing, it includes the spheres of technology, ideology and working methodology.
  作为完整的经济效益审计方法，应包括技术方法，思想方法和工作方法。
• Automation of build and test execution improves performance and efficiency.
  构建和测试执行自动化可改善性能和效率。
• Friction lowers the efficiency of a machine.
  摩擦减低机器的效率。
• It was achieved with minimum fuss and maximum efficiency.
  事情事半功倍地完成了。
• Increase efficiency and shorten the time limit for the project.
  提高效率，缩短工期。
• The result is improved productivity, quality, and efficiency in the way teams develop systems and software.
  它的结果是提高了公司在开发系统和软件方面的生产率，质量以及效率。
• There are many ways to increase agricultural efficiency in the poorer areas of the world.
  有很多方法能够提高世界贫困地区的农业效率。
• Compression of XML data and indexes, which improves storage efficiency and runtime performance for certain workloads.
  XML数据和索引的压缩，这会改进某些工作负载的存储效率和运行时性能。