名词短语
中文翻译：煤炭的等价物同义词
同义词：
['coal equivalent', 'coal substitute']
例句：
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1.The company is looking for a coal equivalentto reduce its carbon footprint.
该公司正在寻找一种煤炭替代品以减少其碳足迹。
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2. Coal is the most abundant fossil fuel andhas been used as a coal equivalent forthousands of years.
煤是最常见的化石燃料，几千年来一直被用作煤炭替代品。
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3. Theuse of coal equivalents in energy productionhas become increasingly important in recent years.
近年来，使用煤炭替代品在能源生产中变得越来越重要。