效率
The state or quality of being efficient; the ratio of the useful work performed by a machine or in a process to the total energy expended or heat taken in.
Examples
3 of 5我早上的工作效率最高。
My work efficiency is highest in the morning.
政府需要提高行政效率。
The government needs to improve administrative efficiency.
这么做太没效率了。
Doing it this way is so inefficient.
Word Family
Memory Tip
效 (effect) + 率 (rate). The rate of effect.
Quick Quiz
为了提高学习___,他制定了详细的计划。
Correct!
The correct answer is: 效率
Examples
我早上的工作效率最高。
everydayMy work efficiency is highest in the morning.
政府需要提高行政效率。
formalThe government needs to improve administrative efficiency.
这么做太没效率了。
informalDoing it this way is so inefficient.
研究旨在探讨提高能源效率的方法。
academicThe research aims to explore methods for improving energy efficiency.
提高效率是降低成本的关键。
businessImproving efficiency is key to reducing costs.
Word Family
Common Collocations
Common Phrases
效率第一
efficiency first
事半功倍
half the effort, twice the result (efficient)
办事效率
efficiency in handling affairs
Often Confused With
效率 is speed/ratio of work; 效益 is the benefit or profit gained from an activity.
Usage Notes
Very important for IELTS topics like technology, work-life balance, and management.
Common Mistakes
Don't confuse with '速率' (sùlǜ), which usually refers to physical speed.
Memory Tip
效 (effect) + 率 (rate). The rate of effect.
Word Origin
效 (effect/result) + 率 (rate/ratio).
Grammar Patterns
Quick Quiz
为了提高学习___,他制定了详细的计划。
Correct!
The correct answer is: 效率
Related Vocabulary
More business words
薪资
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报酬
B1Payment or reward given in return for work or services provided. It is a broad term that can cover money, goods, or abstract rewards.
薪水
B1A fixed regular payment, typically paid on a monthly or biweekly basis, expressed as an annual sum, made by an employer to an employee.
规划
B1A detailed plan or arrangement for a long-term goal, often related to career, city, or organization.
走向
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垄断
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签署
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物流
B1The detailed coordination of a complex operation involving many people, facilities, or supplies; specifically, the movement of goods.
跨国
B1Involving or operating in several nations; transcending national boundaries.
商品
B1A raw material or primary agricultural product that can be bought and sold; a commodity or merchandise.
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