名词
中文翻译：煤炭饼
同义词：
['coal cake', 'coal bread']
例句：
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1. The coal-fired power plant is located in the northwest of the city.
这个燃煤发电厂位于城市的西北部。
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2. The coal-burning stove is very efficient and easy to use.
这种燃煤炉非常高效且易于使用。
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3. The coal-mining industry has been declining for several years.
煤炭开采行业已经下降了好几年。