energy efficiency
US /ˈen.ɚ.dʒi ɪˈfɪʃ.ən.si/
UK /ˈen.ə.dʒi ɪˈfɪʃ.ən.si/
名詞
能源效率, 能效
the use of less energy to perform the same task or produce the same result
範例:
•
The new appliances are designed for maximum energy efficiency.
這些新家電的設計旨在實現最大的能源效率。
•
Improving energy efficiency is a key way to reduce carbon emissions.
提高能源效率是減少碳排放的關鍵途徑。