"she did the work with great efficiency"
1.效率;效能;功效
efficiency is the quality of being able to do a task successfully, without wasting time or energy.
e.g. There are many ways to increase agriculturalefficiency 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。
e.g. ...energyefficiency.
能效
2.（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.
1. 有效性：不强制使用l 功能性(functionality)l 可靠性(reliability)l 可用性(usability)l 有效性(efficiency)l 可维护性(maintainability)l 轻便性(portability)黑盒测试主要是根据程序的有关功能规格说明和覆盖准则来设计测试用例,
2. efficiency
2. 效能：Cerosys 的运行模式 零缺陷运行系统的过程模式 Cerosys 是文化-效能-关系的运行系统的缩写,简称为零缺陷运行系统.其中,CER 分 别是指文化(Culture) ,效能(efficiency)和关系(Relation) .文化包括企业战略目标 和文化的范围;
我们必须尽快地提高工作效率。
Their labor efficiency is very high.他们的工作效率很高。
The two companies consolidated for greater efficiency.这两家公司已合并以提高效率。
This jet has a very high propulsive efficiency.该喷气机的喷射功率非常大。
Various PA linearization techniques have been adopted to improve linearity and power efficiency of wireless transmitters.于是多种不同功率放大器的线性化技术被采用来改善无线发射机的线性度及效率。
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。
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。
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
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.
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.
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.
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.
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.
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.
Adopting button pole grouping Mechanism, high efficiency.采用拔杆分组机构, 效率高.
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.
We were most impressed with your efficiency.你的效率给我们留下很深刻的印象.
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.
efficiency will be multiplied several times.效率将增加几倍.
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.
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.
Friction lowers the efficiency of a machine.摩擦减低机器的效率.
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.
improvements in efficiency at the factory工厂效率的提高
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。
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。
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。
He managed the factory with unobtrusive efficiency.他经营那家工厂很有效率却不事张扬。
It was achieved with minimum fuss and maximum efficiency.事情事半功倍地完成了。
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。
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。
The penalty annexed to any law is an instance, not of its efficiency, but..of its failure.
出自：R. WhatelyHe conducted his course at the University with an efficiency which shone beside the amateurish efforts of his colleagues.
出自：F. Tuohy
