energy source
US /ˈen.ɚ.dʒi sɔːrs/
UK /ˈen.ə.dʒi sɔːs/
名詞
能源, 能量來源
a system or substance from which energy can be obtained to provide light, heat, or power
範例:
•
Solar power is a clean and renewable energy source.
太陽能是一種清潔的可再生能源。
•
Coal has been a major energy source for centuries.
幾個世紀以來，煤炭一直是主要的能源。