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.
例句
3 / 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.
词族
记忆技巧
效 (effect) + 率 (rate). The rate of effect.
快速测验
为了提高学习___，他制定了详细的计划。
正确！
正确答案是： 效率
例句
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.
词族
常见搭配
常用短语
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
容易混淆的词
效率 is speed/ratio of work; 效益 is the benefit or profit gained from an activity.
使用说明
Very important for IELTS topics like technology, work-life balance, and management.
常见错误
Don't confuse with '速率' (sùlǜ), which usually refers to physical speed.
记忆技巧
效 (effect) + 率 (rate). The rate of effect.
词源
效 (effect/result) + 率 (rate/ratio).
语法模式
快速测验
为了提高学习___，他制定了详细的计划。
正确！
正确答案是： 效率
相关词汇
更多business词汇
决策
B2The process of making important decisions, especially in a professional, political, or strategic context.
回复
B1To reply or respond to a message, letter, or inquiry. Essential for business correspondence and IELTS letter writing.
辞职
B1To voluntarily leave a job or office; to give up one's position.
顾客
B1A person or organization that buys goods or services from a store or business.
折扣
B1A reduction in the usual price of something; a discount.
报销
B1To apply for reimbursement of expenses incurred, typically for work-related purposes.
账户
B1A record of financial transactions for an individual or business, usually at a bank; or a user profile for a digital service.
审批
B1To examine and approve an application, document, or plan by an official or person in authority.
客户
B1A person or organization that buys goods or services from a store or business.
延长
B1To make something longer in space or time; to extend. Common in IELTS letters regarding visa extensions or deadlines.
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