efficient
- adj.有效率的;效率高的;有能力的
派生词： efficiently adv.
ef- 出来,从...向外 + fic- 做,制作 + -i- + -ent ...的
efficientadj.
效率高的；有能力的
doing sth well and thoroughly with no waste of time, money, or energy
an efficient secretary
效率高的秘书
efficient heating equipment
效能好的供暖设备
the efficient use of energy
能源的有效利用
As we get older, our bodies become less efficient at burning up calories.
随着一天天衰老，我们的身体消耗热量的功能逐渐减弱。
fuel-efficient cars (= that do not use much fuel)
节能汽车
efficient
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1
ADJ-GRADED 效率高的;效能高的
If something or someone is efficient, they are able to do tasks successfully, without wasting time or energy.With today's more efficient contraception women can plan their families and careers.
如今有了更加有效的避孕方法，女性便可以规划她们的家庭和事业。
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I work very efficiently and am decisive, and accurate in my judgement.
我工作非常有效率，处事果断，而且判断准确。
adj
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1
- able to accomplish a purpose;functioning effectively
- people who will do nothing unless they get something out of it for themselves are often highly effective persons..."-G.B.Sha
- effective personnel
- an efficient secretary
- the efficient cause of the revolution
- Synonym: effective
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2
- being effective without wasting time or effort or expense
- an efficient production manager
- efficient engines save gas
数据来源：WordNet
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Without efficient means of transportation , people will waste a great deal of time going to and from work .
如果没有有效率的交通工具，人们上下班会浪费很多时间。
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As we can see this is not an efficient process .
正如我们所看到的，这并不是一个很有效率的过程。
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We must make the most efficient use of the available financial resources .
我们必须最有效地利用现有财力。
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I 'll say this for them , they 're a very efficient company .
我要为他们说句公道话，他们公司的效率的确很高。
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Computers are very efficient at manipulating information .
计算机在处理信息方面效率极高。
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She strikes me as a very efficient person .
在我眼里，她是个很干练的人。
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As we get older , our bodies become less efficient at burning up calories .
随着一天天衰老，我们的身体消耗热量的功能逐渐减弱。
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The service at the hotel is efficient and unobtrusive .
那旅馆的服务工作有效率而不夸张。
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They had welded a bunch of untrained recruits into an efficient fighting force .
他们把一群未经训练的新兵组织成了一支有战斗力的部队。
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Monkeys are efficient climbers .
猴子的攀缘能力很强。
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The pill is the most efficient method of birth control .
服用避孕药是最有效的避孕方法。
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An efficient transport system is critical to the long-term future of London .
高效的公共交通系统对伦敦长远的未来至关重要。
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These people are very efficient , very organized and excellent time managers .
这些人做事效率很高，井井有条，并且十分善于管理时间。
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Taking risks is the only way employees can provide effective and efficient customer service
员工能够为客户提供有价值、高效的服务的唯一途径就是敢于冒险。
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An efficient bulb may lighten the load of power stations
一个节能灯泡也许就能减轻发电站的负荷。
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Regulators may gum up an efficient system
管理者可能会使一个行之有效的制度陷于瘫痪。
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This is currently the most efficient way to transmit certain types of data like electronic mail
这是目前传送电子邮件等某些类型的数据的最高效方式。
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Service was outstandingly friendly and efficient , falling down on only one detail
服务态度极佳，效率也蛮高，仅在一个小地方不尽人意。
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The creation of an efficient and sustainable transport system is critical to the long-term future of London .
建立一套高效稳定的交通体系对伦敦的长远发展意义重大。
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Some of the most efficient refrigerators consume 70 percent less electricity than traditional models .
一些极为节能的冰箱比传统型号耗电减少70%。
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She was efficient and reliable
她办事很有效率，也很可靠。
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With today 's more efficient contraception women can plan their families and careers .
如今有了更加有效的避孕方法，女性便可以规划她们的家庭和事业。
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As we get older the temperature-regulating mechanisms in the body tend to become a little less efficient .
随着年龄的增长，人体体温调节机制的功能往往会有所弱化。
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Futurists agree that these trends will grow as telecommunications networks become cheaper and more efficient .
未来学家一致认为，随着电信网络资费的降低和效率的提高，这些趋势将会越来越明显。
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Luckily , Sue is very efficient and does an excellent job as Fred 's personal assistant .
幸运的是，作为弗雷德的私人助理，休办事效率很高，工作很出色。
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The metro is efficient and spotlessly clean
地铁非常快捷，而且一尘不染。
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By investing in efficient plant it could generate lots of valuable carbon credits to sell to wealthier , more wasteful nations .
通过投资高效能的工厂，它可以节余很多宝贵的碳信用额来出售给更富有、更浪费的国家。
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The service desk at the entrance , with its friendly , helpful and efficient staff , sets the tone for the rest of the store .
入口处设有服务台，加之友好、热心与高效的服务人员，营造了这家商店的整体氛围。
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The diesel engine is highly efficient .
这台柴油机效率很高。
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She is an efficient secretary .
她是一位得力的秘书。
指有效用的或能产生预期效果的。
The government took effective measures to reduce the price.
政府采取了有效措施来降低物价。
The talks between both sides were effective in settling their disputes.
双方会谈有效地解决了彼此间的纠纷。
指产生希望或想要的结果的，只用于事物，如举措、药物、对策等。
The government hasn't worked out the effectual measures to combat unemployment.
政府尚未找到应对失业的有效措施。
Quinine is an effectual preventive for malaria.
奎宁是预防疟疾的有效药物。
既可指人也可指事物，强调不浪费时间、金钱、能源等的。
She is an efficient secretary.
她是一位得力的秘书。
The diesel engine is highly efficient.
这台柴油机效率很高。
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