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TOEFL IELTS BNC: 2196 COCA: 2998

efficient

adjective
 OPAL W
/ɪˈfɪʃnt/
/ɪˈfɪʃnt/
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  1. doing something in a good, careful and complete way with no waste of time, money or energy效率高的；有功效的
    • a highly efficient worker高效率的工人
    • efficient heating equipment效能好的供暖设备
    • more efficient use of energy更有效地利用能源
    • fuel-efficient cars (= that do not use much fuel)节能汽车
    • We offer a fast, friendly and efficient service.我们提供快速、友好和高效的服务。
    • This is simply the most efficient way to do it.这是最有效的方法。
    • We must meet members' needs in the most efficient and effective ways possible.我们必须尽可能以最有效的方式满足成员的需求。
    • efficient at something 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。
    • efficient at something These magnificent animals were remarkably efficient at survival.这些壮观的动物在生存方面非常高效。
    • efficient in something Modern water boilers are highly efficient in fuel use.现代的水锅炉燃料使用效率高。
    • efficient in doing something He was ruthlessly efficient in acquiring estates.他在收购房地产方面雷厉风行。
    opposite inefficient see also cost-efficient
    Extra Examples
    • She was helpful, quietly efficient and tactful.她乐于助人，话不多，但能干且老练。
    • Which software is the most efficient at processing the data?哪个软件处理数据的效率最高？
    • The heating system is very efficient in its use of of fuel.这个供暖系统的燃料使用效率很高。
    • The procedure is not fully efficient: improvements could be made.这种方法并未达到最高效率：还可以改进。
    • Their equipment was not as efficient at finding gold as today's machinery.在探寻金矿方面，他们的设备不如现在的机器高效。
    • Efficient teachers minimize the amount of paperwork they have to do.高效的老师最大限度地减少他们必须做的文书工作。
    • Farmers need to market their milk in an efficient, cost-effective manner.农民需要以高效、经济的方式销售他们的牛奶。
    • It's an incredibly efficient system.这一系统效率极高。
    • More efficient use of energy resources is vital.更加有效地利用能源非常重要。
    • The more efficient firms have lower costs.效率较高的公司成本较低。
    • Farms with large land size are more efficient than farms with small land size.土地面积大的农场比土地面积小的农场更有效率。
    • The organization seems pretty efficient to me.在我看来，这个组织相当有效率。
    • Tax breaks make it efficient for business owners to own their premises.税收减免使企业主拥有自己的房产变得更有效率。
    • How can we make agriculture more economically efficient?怎样才能让农业更经济高效？
    Topics Personal qualitiesb2
    Oxford Collocations Dictionaryverbs
    • appear
    • be
    • look
    • …
    adverb
    • extremely
    • fairly
    • very
    • …
    preposition
    • at
    • in
    See full entry
    Word Originlate Middle English (in the sense ‘making, causing’): from Latin efficient- ‘accomplishing’, from the verb efficere ‘accomplish’, from ex- ‘out, thoroughly’ + facere ‘do, make’. The current sense dates from the late 18th cent.

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