efficient
英 [ɪˈfɪʃnt]
美 [ɪˈfɪʃnt]
adj. 效率高的; 有能力的
Oxford 3000 / Collins.3 / BNC.2196 / COCA.2998
同义词辨析
effectiveeffectualefficient【导航词义：有效的】
effectiveadj. 有效的，起作用的
〔辨析〕
指有效用的或能产生预期效果的。
〔例证〕
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。
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。
effectualadj. 〈正式〉有效果的，有实效的
〔辨析〕
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。
〔例证〕
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。
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。
efficientadj. 有效率的，高效能的
〔辨析〕
既可指人也可指事物，强调不浪费时间、金钱、能源等的。
〔例证〕
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。
她是一位得力的秘书。
The diesel engine is highly efficient.
这台柴油机效率很高。
牛津词典
adj.
- 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
- an efficient secretary
柯林斯词典
- ADJ-GRADED 效率高的;效能高的
If something or someone isefficient, 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。
- With today's more efficient contraception women can plan their families and careers.
双语例句
- 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。 - 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。 - 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%。 - 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。 - 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。 - Mr. Wang is very efficient.
王先生办事干净利落。 - The engineers try to make products attractive, efficient, and safe.
工程师们试图制造出安全、高效、诱人的产品。 - The metro is efficient and spotlessly clean
地铁非常快捷，而且一尘不染。 - 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。 - The pill is the most efficient method of birth control.
服用避孕药是最有效的避孕方法。