efficiency
英 [ɪ'fɪʃ(ə)nsɪ]
美[ɪ'fɪʃənsi]
- n. 效率；效能；功效
词态变化
复数: efficiencies;
助记提示
1. ef- "out" + fic- => fici- => effici-. 在这里取 out 的引申义：完成、结束(finish, end)之意。
2. meaning: 事情做完了，事情做结束了. => work out, accomplish.
3. => 引申为：事情做完、做结束后的效果。
4. effici- + -ent. => 有效的，有效果的，生效的。=> 高效的，效率高的，有本事的。
5. efficient => efficiency (efficient + -cy).
2. meaning: 事情做完了，事情做结束了. => work out, accomplish.
3. => 引申为：事情做完、做结束后的效果。
4. effici- + -ent. => 有效的，有效果的，生效的。=> 高效的，效率高的，有本事的。
5. efficient => efficiency (efficient + -cy).
中文词源
efficiency 效率
ef-, 向外。-fic, 做，词源同fact, effect.
英英释意
- 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"
英文词源
- efficiency (n.)
- 1590s, "power to accomplish something," from Latin efficientia "efficient power; efficiency; influence" (from efficientem; see efficient) + -cy. In mechanics, "ratio of useful work done to energy expended," from 1858. Attested from 1952 as short for efficiency apartment (itself from 1920).
考试真题
- It places more emphasis on work efficiency than on workers' lives.
出自-2015年12月阅读原文
- 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
- increasing economic efficiency.
出自-2012年6月阅读原文
- And efficiency upgrades (升级) can save more than just the earth; they can help protect property owners from rising power costs.
出自-2010年6月阅读原文
- She borrowed the principle of efficiency on the factory floor and applied it to domestic tasks on the kitchen floor.
出自-2016年6月阅读原文
- Many contemporary ideas about kitchen design can be traced back to another American, Christine Frederick, who set about enhancing the efficiency of the housewife.
出自-2016年6月阅读原文
- In American Woman's Home, published in 1869, the Beecher sisters recommended a scientific approach to household management, designed to enhance the efficiency of a woman's work and promote order.
出自-2016年6月阅读原文
- With money and careful planning, we can boost efficiency up to a point.
出自-2015年12月听力原文
- In terms of efficiency and cleanness, buses, trains and other form of public or mass transportation are superior to the private automobile.
出自-2015年12月听力原文
- If we could figure out how to improve the efficiency with which we use energy, we can do a lot of work with the energy that is available.
出自-2015年12月听力原文
- But onlyif they operate at near capacity,otherwise, their overall efficiency is poor.
出自-2015年12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
- By increasing the efficiency of technology transfer agencies.
出自-2011年12月阅读原文
- Our work efficiency increases greatly.
出自-2014年6月听力原文
- The low efficiency of their operation.
出自-2010年12月听力原文
- They could greatly improve their work efficiency
出自-2010年12月听力原文
- Assuming all goes well, the airport should open in October 2020, but the still empty airport stands as the biggest embarrassment to Germany's reputation for efficiency and a continuing drain on city and state resources.
2019年12月六级真题（第二套）听力 Section C
- Germany is known for its efficiency and refined engineering, but when it comes to its new ghost airport, this reputation could not be further from the truth.
2019年12月六级真题（第二套）听力 Section C
- Online security cameras, intelligent lighting and a wealth of sensors that control both temperature and air quality are offering an unprecedented level of control, efficiency, and improvements to what were once classed necessary costs when running a busin
2017年12月六级真题（第二套）阅读 Section C
- In fact, allowing non-lawyers to own shares in law firms would reduce costs and improve services to customers, by encouraging law firms to use technology and to employ professional managers to focus on improving firms’ efficiency.
出自-2014年考研阅读原文
- The words that have mattered are efficiency, flexibility, shareholder value, business–friendly, wealth generation, sales, impact and, in newspapers, circulation.
出自-2015年考研阅读原文
- Both Boeing and airbus have trumpeted the efficiency of their newest aircraft the 787 and A 350 respectively.
2010年考研真题（英语二）阅读理解 Section Ⅱ
- You'd think this might fuel the efficiency mind-set, but in fact, Eberle notes, such ritualistic behavior helps us "step outside time's flow" into "soul time".
2016年考研真题（英语二）阅读理解 Section Ⅱ
实用场景例句
- improvements in efficiency at the factory
- 工厂效率的提高
牛津词典
- 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。
牛津词典
- 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。
牛津词典
- 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。
柯林斯高阶英语词典
- ...energy efficiency.
- 能效
柯林斯高阶英语词典
- Urban passenger transport system is an important factor to affect urban transportation efficiency.
- 城市客运交通体系是影响城市交通运输效率的一个至关重要的因素.
期刊摘选
- Improve machine or production line performance, including quantity and efficiency and running cost.
- 改善设备或整线性能, 包括产能、效率和运行成本.
期刊摘选
- The efficiency and feasibility of model and algorithm are confirmed by using some cases.
- 通过实例仿真,证明了模型与算法的有效性和在实际问题中的应用潜力.
期刊摘选
- Simulation results show the convergency and efficiency of imitation learning.
- 仿真结果表明模仿学习具有较好的收敛性.
期刊摘选
- It'stipulates the concrete direction for the appraisals of enterprise informationization . The efficiency index indexsensitivity index.
- 这是信息化指标体系的基础框架,为企业信息化的评价规定了具体方向.
期刊摘选
- The former one can assure fairness and the later efficiency.
- 前者能够保证公平,后者有利于提高效率.
期刊摘选
- Adopting button pole grouping Mechanism, high efficiency.
- 采用拔杆分组机构, 效率高.
期刊摘选
- High conversion efficiency in solar cells is the key to cost effective solar panels.
- 太阳能电池的高转换率是经济高效型太阳能电池板的关键.
期刊摘选
- We were most impressed with your efficiency.
- 你的效率给我们留下很深刻的印象.
《简明英汉词典》
- 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.
《简明英汉词典》
- Efficiency will be multiplied several times.
- 效率将增加几倍.
《现代英汉综合大词典》
- It was Mann who structured the agenda for maximum efficiency.
- 是曼制定这个取得最大效率的议程的.
《简明英汉词典》
- Some of Martha's efficiency has rubbed off on you.
- 玛莎工作效率高,你也受到了一些影响.
《简明英汉词典》
- Friction lowers the efficiency of a machine.
- 摩擦减低机器的效率.
《现代英汉综合大词典》
- Lack of planning is sapping the company's efficiency.
- 缺乏计划正在削弱公司的效率.
《简明英汉词典》
- 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.
《简明英汉词典》
- improvements in efficiency at the factory
- 工厂效率的提高
《牛津高阶英汉双解词典》
- The spa is the last word in luxury and efficiency.
- 这家矿泉疗养浴场极尽奢华，功效极高。
柯林斯例句
- 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。
柯林斯例句
- Accountants are nosing around the BBC at the moment, conducting an efficiency study.
- 会计师们目前正在英国广播公司四处探看，进行一项效率研究。
柯林斯例句
- He managed the factory with unobtrusive efficiency.
- 他经营那家工厂很有效率却不事张扬。
柯林斯例句
- It was achieved with minimum fuss and maximum efficiency.
- 事情事半功倍地完成了。
柯林斯例句
- The institutions have realised they need to change their culture to improve efficiency and service.
- 这些机构已经意识到需要改变他们的内部文化以提高效率、改进服务。
柯林斯例句
- 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。
柯林斯例句