释义
n. 效率；效能
The ability to achieve results without wasting time, energy, or resources
例句
Organising my tools improved the efficiency of my work.
把工具整理好提高了我的工作效率。
Improving energy efficiency in public buildings can reduce government spending and lower greenhouse gas emissions.
提高公共建筑的能源利用效率，可以减少政府开支并降低温室气体排放。
常用搭配
- energy efficiency ｜ 能源利用效率
- improve efficiency ｜ 提高效率
- operational efficiency ｜ 运营效率
- fuel efficiency ｜ 燃油效率
词族
- efficient (adj.)
- efficiently (adv.)
- inefficiency (n.)
- inefficient (adj.)
反义
- inefficiency
用法提示
efficiency强调少浪费；effectiveness强调达到效果。
常见问题
- efficiency 是什么意思？
- n. 效率；效能
- efficiency 怎么发音？
- 英音 /ɪˈfɪʃnsi/，美音 /ɪˈfɪʃnsi/。点击页面上方的发音按钮可以试听。
