efficiency

英 [ɪˈfɪʃnsi]

美 [ɪˈfɪʃnsi]

n.  效率; 效能; 功效; 提高功效的方法; 功率

复数：efficiencies　

CET4CET6考研TOEFLIELTSTEM4TEM8BEC医学

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

• The innovation raised ( or increased) efficiency fivefold.
  这项革新使工作效率提高五倍。
• When Johnson talks about cuts, he uses words like 'target price' and 'efficiency payments'.
  约翰逊谈起降价时，会使用“目标价位”和“效率支付”之类的字眼。
• 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。
• 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。
• Revenues from 'green taxes' could then be channelled back into energy efficiency.
  从“绿色税收”得来的收入便可回过头来用于提高能效。
• We improved the economic structure to raise the quality and efficiency of economic development.
  坚持调整和优化经济结构，着力提高经济发展的质量和效益。
• 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。
• Energy efficiency in buildings and industry.
  建筑和工业领域的能效。
• Increases data and content connectivity and interoperability with greater cost efficiency.
  使用更大的成本效益来提高数据和内容连接性和互用性。
• Introduction of electronic point-of-sale systems is improving efficiency.
  引进销售点电子系统提高了效率。