名词
中文翻译：纸煤
同义词：
['paper fuel', 'paper gas', 'paper combustible']
例句：
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1. The company is considering switching to amore environmentally friendly paper coal.
该公司正在考虑转向更环保的纸煤。
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2. Paper coalis a type of renewable energy that canbe used to generate electricity.
纸煤是一种可再生能源，可以用来发电。
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3. The use ofpaper coal has been banned in many countriesdue to its high carbon emissions.
由于高碳排放，许多国家禁止使用纸煤。