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.
Exemplos
3 de 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.
Família de palavras
Dica de memorização
效 (effect) + 率 (rate). The rate of effect.
Quiz rápido
为了提高学习___，他制定了详细的计划。
Correto!
A resposta correta é: 效率
Exemplos
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.
Família de palavras
Colocações comuns
Frases Comuns
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
Frequentemente confundido com
效率 is speed/ratio of work; 效益 is the benefit or profit gained from an activity.
Notas de uso
Very important for IELTS topics like technology, work-life balance, and management.
Erros comuns
Don't confuse with '速率' (sùlǜ), which usually refers to physical speed.
Dica de memorização
效 (effect) + 率 (rate). The rate of effect.
Origem da palavra
效 (effect/result) + 率 (rate/ratio).
Padrões gramaticais
Quiz rápido
为了提高学习___，他制定了详细的计划。
Correto!
A resposta correta é: 效率
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