A1 noun 중립 #4,584 가장 일반적인

efficiency

/ɪˈfɪʃ.ən.si/

Efficiency is the ability to do something well without wasting time, money, or energy. It is about getting the best result with the least amount of effort or resources.

예시

3 / 5
1

Using a dishwasher helps improve efficiency in the kitchen.

Using a dishwasher helps improve efficiency in the kitchen.

2

The committee is looking at the efficiency of the new government rules.

The committee is looking at the efficiency of the new government rules.

3

You need to work on your efficiency if you want to finish your homework fast.

You need to work on your efficiency if you want to finish your homework fast.

어휘 가족

명사
efficiency
부사
efficiently
형용사
efficient
관련
efficacy
💡

암기 팁

Think of the letter 'E' in efficiency: Easy, Energy-saving, and Excellent results.

빠른 퀴즈

The new manager wants to improve the _____ of the sales team.

정답!

정답은: efficiency

예시

1

Using a dishwasher helps improve efficiency in the kitchen.

everyday

Using a dishwasher helps improve efficiency in the kitchen.

2

The committee is looking at the efficiency of the new government rules.

formal

The committee is looking at the efficiency of the new government rules.

3

You need to work on your efficiency if you want to finish your homework fast.

informal

You need to work on your efficiency if you want to finish your homework fast.

4

The study measures the fuel efficiency of different types of cars.

academic

The study measures the fuel efficiency of different types of cars.

5

Our goal this year is to increase office efficiency by using new software.

business

Our goal this year is to increase office efficiency by using new software.

어휘 가족

명사
efficiency
부사
efficiently
형용사
efficient
관련
efficacy

자주 쓰는 조합

improve efficiency improve efficiency
energy efficiency energy efficiency
fuel efficiency fuel efficiency
maximum efficiency maximum efficiency
increase efficiency increase efficiency

자주 쓰는 구문

peak efficiency

peak efficiency

cost efficiency

cost efficiency

operational efficiency

operational efficiency

자주 혼동되는 단어

efficiency vs effectiveness

Effectiveness is about reaching the right goal; efficiency is about doing the task quickly and without waste.

📝

사용 참고사항

Efficiency is usually an uncountable noun. It is often paired with words like 'energy', 'fuel', or 'work'.

⚠️

자주 하는 실수

Learners often use the adjective 'efficient' when they should use the noun 'efficiency'. For example, say 'increase efficiency' not 'increase efficient'.

💡

암기 팁

Think of the letter 'E' in efficiency: Easy, Energy-saving, and Excellent results.

📖

어원

From the Latin word 'efficientia', which means the power to accomplish or produce something.

문법 패턴

Uncountable noun (most common) Can be plural (efficiencies) when referring to specific ways of saving money
🌍

문화적 맥락

In modern business culture, efficiency is highly valued as a key to profit and success.

빠른 퀴즈

The new manager wants to improve the _____ of the sales team.

정답!

정답은: efficiency

Business 관련 단어

manager

A1

A manager is a person who is in charge of a business, a department, or a team of people. Their job is to organize work, make decisions, and help others complete their tasks successfully.

conference

A1

A large formal meeting where people with the same interests or jobs talk about their work. It usually lasts for a few days and happens in a big building.

executive

A1

An executive is a person with a high-level job who makes important decisions in a company. They usually manage other people and help lead the business.

secretary

A1

A secretary is a person who works in an office and performs administrative tasks. Their job typically includes answering phones, typing documents, and organizing meetings for a manager or an organization.

salesperson

A1

A salesperson is a person whose job is to sell products or services to customers. They can work in a store, over the phone, or travel to meet clients to help them make a purchase.

consultant

A1

A consultant is a professional person who gives expert advice to people or companies. They are usually hired for a short time to help solve specific problems or improve how a business works.

engineer

A1

An engineer is a person whose job is to design, build, or repair machines, engines, or structures such as roads and bridges. They use science and mathematics to solve technical problems and create new things.

developer

A1

A developer is a person or company that creates and builds something new, such as computer software, apps, or buildings. In the business world, it most commonly refers to someone who writes code to create technology products.

freelancer

A1

A freelancer is a person who works for themselves rather than for a single company. They provide services to different clients and are usually paid for each specific project or task they complete.

CV

A1

A CV, short for curriculum vitae, is a written document that lists your education, work experience, and skills. It is used by people to apply for jobs and by employers to select candidates for interviews.

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