adj.(形容词)

1. 效率高的，有效率的
2. 有能力的，能干的，能胜任的，有本事的，有本领的，有实力的
3. 有效的，生效的，收效大的
4. 精明能干的，颇精悍的，泼辣能干的
5. 利索的，敏捷的

adj.(形容词)

1. 有能力的,效率高的 working well, quickly, and without waste

Adjective:

1. being effective without wasting time or effort or expense;

   "an efficient production manager"
   "efficient engines save gas"
   

2. 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..."
   "effective personnel"
   "an efficient secretary"
   "the efficient cause of the revolution"
   

1.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.

e.g. With today's moreefficient 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。

efficiently
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。

1. 有效的：(二)加大教育投入,尤其是中西部地区基础教育的投入 地区协调发展的重要方面是逐步缩小不同地区居民生活福利水平的差距. 根据人力资本的相关理论,增加公共教育投入,是达到目标的一种实在的(effective)和有效的(efficient)支出.

2.

2. 效率的：企业需要员工有工作目标(Job objective)和责任心(Re o ible),精力充沛的(Energetic)带着激情去工作,踏实的(Steady)、尽职的(Dutiful)、一丝不苟的(Precise)、有效率的(efficient)完成自己的本职工作,

3. 高效的：肯定会大受学生欢迎,所以月饼卖得就不足了(deficient),我们就请了很多有技巧的(proficient)的老师傅们做月饼,他们真的很高效的(efficient),到后来就充足了(sufficient),在八月十五当天进行买一送六活动--当然全是幻觉.

This is a highly efficient new heating system.

这是个高效的新取暖系统。

Consequently, we have been developing a more efficient engine.

结果,我们已经开发了一台更高性能的发动机。

The success of CAD systems is becoming more dependent on the efficient drafting.

cad系统的成功在很大程度上取决于草图的制图效率。

He's efficient at his job.

他胜任工作。

I'll say this for them--I'll admit that they're efficient.

我得为他们说句话——我会说他们很有能力。

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

a very efficiently organized event

组织效率极高的活动

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。

Every organ of state must apply the principle of efficient and simple administration.

国家机关必须实行精简的原则.

She is an efficient manageress.

她是个有能力的经理.

A quietly efficient manservant brought them coffee and brandy.

一个不起眼而能干的男仆给他们端来了咖啡和白兰地.

Your problem lies in lacking efficient methods.

你的问题在于缺少有效的方法.

She is acquainted with all the twists that make for efficient cooking.

她熟知所有高效率烹调的妙诀.

It's better to plan if you want arrangements to be really efficient.

如果你希望有个紧凑的安排,最好事先做个计划.

The improved farm tools are efficient as well as easy to handle.

新式农具既轻巧,又出活.

The heating system has recently been modified to make it more efficient.

暖气设备最近已进行了改造,使其效率得到提高.

Mr. Wang is very efficient.

王先生办事干净利落.

It is a well and efficient exercise of medical aid.

这是一次出色的救护演习.

the efficient use of energy

能源的有效利用

a quieter, more efficient engine

一台声音更小、效率更高的发动机

The service at the hotel is efficient and unobtrusive.

那旅馆的服务工作有效率而不夸张。

The pill is the most efficient method of birth control.

服用避孕药是最有效的避孕方法。

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。

She was efficient and reliable.

她办事很有效率，也很可靠。

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%。

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。

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。

Even with efficient budgeting, most students are unable to live on 'u00a34,000 per year.

就算是精打细算，绝大多数学生也无法每年只靠4,000英镑过活。

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。

用作定语～+ n.

1. She is an efficient manageress.
   她是一个有能力的经理。

用作表语S+be+～

1. This machine is efficient.
   这台机器效率高。

S+be+～+ prep .-phrase

1. She was very efficient in reducing waste.
   她在减少浪费方面很有办法。

副词+～

• efficient">be fully efficient充分发挥效力的
• efficient">be highly efficient高效率的

～+介词

• efficient%20in">efficient in在…有成效

• He was an expert and efficient workman.

  出自：H. B. Stowe

• The appeal to sentiment was heartlessly efficient; it had struck him in the place where he was most vulnerable and at the hour when he was most alone.

  出自：G. Greene

2. efficient修饰人、事物、行为皆可，是“能胜任的”、“得力的”或“有效率的”的意思。

   He's not very efficient:he works very slowly.
   他不是很有效率，做的很慢。

3. efficient与effective，effectual和efficacious都不同：effective是“很有效的”意思，用于事物或人，一般是呈现出正确的结果或是解决了问题。effectual是“达到目的的”意思，不能用于人。efficacious是“必然有效的”意思，程度比effective轻，尤指药品。efficient是“有效率的”，可以用于人，事物和行为。

adj.(形容词)

efficient, effective, effectual, efficacious

这四个形容词都有“(能够)生效”的含意。effective强调效用,意为“有效的”,可用于人或事物; effectual强调效果,意为“(最终)奏效的”,一般不用于人; efficacious强调效验,意为“灵验的”,不用于人,多表示药物和治疗的效果; efficient强调功效,意为“有成效的,效率高的”,可用于人或事,指人表示“能干的”,指方法、机器表示“收效大的”。

effective，efficient

这两个形容词很容易混淆。

effective表示有效用的。

efficient表示“效率高的”，可指人。

• ☆ 14世纪晚期进入英语，直接源自拉丁语的efficientem，意为快速产生效果。