efficiency
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.
例句
3 / 5Using a dishwasher helps improve efficiency in the kitchen.
Using a dishwasher helps improve efficiency in the kitchen.
The committee is looking at the efficiency of the new government rules.
The committee is looking at the efficiency of the new government rules.
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.
词族
记忆技巧
Think of the letter 'E' in efficiency: Easy, Energy-saving, and Excellent results.
快速测验
The new manager wants to improve the _____ of the sales team.
正确!
正确答案是: efficiency
例句
Using a dishwasher helps improve efficiency in the kitchen.
everydayUsing a dishwasher helps improve efficiency in the kitchen.
The committee is looking at the efficiency of the new government rules.
formalThe committee is looking at the efficiency of the new government rules.
You need to work on your efficiency if you want to finish your homework fast.
informalYou need to work on your efficiency if you want to finish your homework fast.
The study measures the fuel efficiency of different types of cars.
academicThe study measures the fuel efficiency of different types of cars.
Our goal this year is to increase office efficiency by using new software.
businessOur goal this year is to increase office efficiency by using new software.
词族
常见搭配
常用短语
peak efficiency
peak efficiency
cost efficiency
cost efficiency
operational efficiency
operational efficiency
容易混淆的词
Effectiveness is about reaching the right goal; efficiency is about doing the task quickly and without waste.
使用说明
Efficiency is usually an uncountable noun. It is often paired with words like 'energy', 'fuel', or 'work'.
常见错误
Learners often use the adjective 'efficient' when they should use the noun 'efficiency'. For example, say 'increase efficiency' not 'increase efficient'.
记忆技巧
Think of the letter 'E' in efficiency: Easy, Energy-saving, and Excellent results.
词源
From the Latin word 'efficientia', which means the power to accomplish or produce something.
语法模式
文化背景
In modern business culture, efficiency is highly valued as a key to profit and success.
快速测验
The new manager wants to improve the _____ of the sales team.
正确!
正确答案是: efficiency
相关语法
相关词汇
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