富裕国家利用耗资巨大的太阳能和风能仅占能源总量的1.2 % ， 而且我们永远也不可能接受只在刮风的时候才有电用。
The rich world gets just 1.2% of its energy from hugely expensive solar and wind technologies, and we would never accept having power only when the wind was blowing.