combustion coal

 
  • 燃煤

combustion coal的用法和样例:

例句

  1. We've converted from coal to gas central heating.
    我们已由燃煤改换成燃气集中供暖。
  2. Power plants that burn coal add greatly to air pollution.
    燃煤的工厂也大大加重了空气污染。
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