fossil fuel

美 
英 
  • n.化石燃料(如煤或石油)
  • 网络矿物燃料;石化燃料;化石能源
复数:fossil fuels  
fossil fuel
n.
1.
化石燃料(如煤或石油)fuel such as coal or oil, that was formed over millions of years from the remains of animals or plants

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