efficiency是什么意思？

efficiency

英[ɪˈfɪʃnsi] 美[ɪˈfɪʃənsi]

• n. 效率，效能，实力，能力，[物]性能，功效；

复数：efficiencies;

例句

• If we forge ahead continuously without a break,we’ll be able to raise efficiency. 如果我们不停顿地继续前进,我们就能提高效率。
• Lack of planning is sapping the company’s efficiency. 缺乏计划正在削弱公司的效率。
• We can make big savings on fuel through greater efficiency. 我们可通过提高效率大量节省燃料。
• Aunt Harriet could not find words to praise Bessie's industriousness and efficiency. 哈丽特不知该用什么言辞来赞扬贝西的勤奋与高效.
• Easy to operate time - saving , labor - saving, high efficiency, low failure. 操作简单、省时省工 、 效率高 、 故障率低.
• This lubricating oil increases the work efficiency of the engine. 使用这款润滑油对发动机的工作起到了增效的作用.
• A electric resistance furnace, improves the thermal efficiency of the melting process. 这种电阻式熔炉提高了熔化过程中的热效率.
• At the peak of efficiency, the marginal cost of production equals the average cost of production. 在效率的峰值点, 生产的边际成本等于生产的平均成本.
• However, this method is not unconditioned because it must not affect the cooling efficiency of hydro - generators. 但是, 这一措施必须以满足不对发电机冷却效率产生影响为前提.
• Computer simulations show the efficiency of the proposed algorithm. 仿真结果显示该算法优于现有典型的约束优化算法.

英语四级真题

It improves economic efficiency.
出自-2014年6月阅读原文
As baby boomers(二战后婴儿潮时期出生的人) came of high-school age, big schools promised economic efficiency.
出自-2012年6月阅读原文
Suburban high schools were established in the hope of increasing economic efficiency.
出自-2012年6月阅读原文

英语六级真题

Our work efficiency increases greatly.
出自-2014年6月听力原文
raise their teaching efficiency
出自-2013年6月阅读原文
The goal increase people's work efficiency.
出自-2012年6月阅读原文

柯林斯高阶英汉双解学习词典释义

• N-UNCOUNT
  效率;效能;功效
  Efficiency is the quality of being able to do a task successfully, without wasting time or energy.
  例句
  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。 ...energy efficiency. 能效
• N-UNCOUNT
  （物理学、工程学中的）效率，功率
  In physics and engineering, efficiency is the ratio between the amount of energy a machine needs to make it work, and the amount it produces.

英英词典释义

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

行业词典

• 医学： 效力，效率；
  数学： 有效性；
  法律： 效率；工作效率；单室居住单元；
  电力： 效率；
  电子学： 效率；
  电工： 效率；