首页英语词典efficientefficient的意思

efficient

英 [ɪ'fɪʃ(ə)nt] 美[ɪ'fɪʃnt]

英英释义同义词辨析考试真题实用场景例句

近义词economical saving thrifty

反义词

adj. 有效率的；有能力的；生效的

CET4TEM4IELTS考研TOEFLCET6中频词核心词汇

词态变化

副词: efficiently;

助记提示

1. ef- "out" + fic- => fici- => effici-. 在这里取 out 的引申义：完成、结束(finish, end)之意。
2. meaning: 事情做完了，事情做结束了. => work out, accomplish.
3. => 引申为：事情做完、做结束后的效果。
4. effici- + -ent. => 有效的，有效果的，生效的。=> 高效的，效率高的，有本事的。

英英释意

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..."-G.B.Shaw; "effective personnel"; "an efficient secretary"; "the efficient cause of the revolution"

英文词源

efficient: efficient: see effect
efficient (adj.): late 14c., "making, producing immediate effect, active, effective," from Old French efficient and directly from Latin efficientem (nominative efficiens) "effective, efficient, producing, active," present participle of efficere "work out, accomplish" (see effect). Meaning "productive, skilled" is from 1787. Related: Efficiently.

同义词辨析

effective, efficient

这两个形容词均有"有效的"之意。

effective：侧重产生实际的效果、效力或具有取得预期效果的能力，指人指物都适用。

efficient：侧重指积极有效，效率高，效果好，节省精力。指人时，强调其能干、熟练的技巧。

考试真题

Werbach gives the example of several Disneyland hotels in Anaheim, California, which used large digital leaderboards to display how efficiently laundry workers were working compared to one another.

Efficient administrators.

They found clock timers to be more efficient but less happy because they felt little control over their lives.

Necessity will force the swift adoption of more efficient ones.

Most American college students need to be efficient readers.

Among common kitchen appliances used for cooking, microwaves are the most energy efficient, followed by a stove and finally a standard oven.

Changing building codes, evolving tastes, and the high cost of maintaining those wonderful old signs have businesses embracing LEDs, which are energy efficient, but still carry great cost.

For example, consumers could use appliances in a more efficient way by adjusting the time of cooking to the type of food.

It's not necessarily an efficient way to learn.

Learning by doing may not be efficient, but it is effective.

While they sound efficient and cost-saving, a recent study reports that they are not effective, primarily because depressed patients are not likely to engage with them or stick with them.

System institutions are operating very efficiently based on this analysis, raising the question of the value of pursuing a broad scale outsourcing initiative.

Setting the right carbon price will therefore efficiently align the costs paid by carbon users with the true social opportunity cost of using carbon.

A place where women could work more efficiently.

But Sadoway isn't alone in trumpeting energy storage as a missing link to a cleaner, more efficient, and more equitable energy future.

Supporters of home education claim that it is less expensive and far more efficient than mass public education.

And it's not a more efficient sleep, not like they're compressing relatively more value out of their hours.

But the system isn't efficient, and it does not work that well.

Much has been written about how the relationship between scientists and the media can shape the efficient transmission of scientific advances to the public.

New electric engines coupled with artificial intelligence and autonomous systems will contribute to a more efficient, integrated transport system that is less polluting and less noisy.

So I don't think it's very efficient.

The robots also lean the most efficient and safest passages, and allow engineers and farmers to analyze and better optimize the attributes and tasks of the robot, as well as provide a live stream giving real-time feedback on exactly what is happening on t

Generally, it contains no more than 75, 000 entries, making it easy to carry to class and efficient to use.

In his modernist view, beauty lies in simplicity and elegance, and the aim of the designer is to create solutions to problems through the most efficient means.

It is true, however, that working at home makes people much more efficient, because it allows workers to take care of annoying housework while still getting their jobs done.

That can be a lot more efficient than pages and pages explaining the data.

The arts are efficient economic drivers and when they are supported, the entire small-business community benefits.

The idea is to force social scientists to integrate their work with other categories, including health and demographic change; food security; marine research and the bio-economy; clean, efficient energy; and inclusive, innovative and secure societies.

Make it efficient.

Although electronic means of payment may be more efficient than a payments system based on paper, several factors work against the disappearance of the paper system.

Deep reading requires not just time, but a special kind of time which can't be obtained merely by becoming more efficient.

During the Depression and the war, Americans had learned to live with less, and that restraint, in combination with the postwar confidence in the future, made small, efficient housing positively stylish.

Economic condition was only a stimulus for the trend toward efficient living.

In fact, "becoming more efficient" is part of the problem.

In the 1930s Frank Lloyd Wright started building more modest and efficient houses-usually around 1,200 square feet-than the spreading two-story ones he had designed in the 1890s and the early 20th century.

It remains to be seen how weather conditions affect the air flows that make formation flight more efficient .

mies' sophisticated presentation masked the fact that the spaces he designed were small and efficient, rather than big and often empty.

When our brains switch between being focused and unfocused on a task, they tend to be more efficient.

实用场景例句

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 £4,000 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。

efficient

词态变化

助记提示

英英释意

英文词源

同义词辨析

考试真题

实用场景例句

考试词汇

频率词汇

分类词汇

单词首字母

汉语字典查询

词语词性