名词
中文翻译：煤炭
同义词：
['coal board', 'coal screed例句：1. The factory uses coal screed to make its bricks.（这家工厂使用煤板来制作砖块。）']
例句：
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1. The factory uses coal screed to make its bricks.
这家工厂使用煤板来制作砖块。
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2. Coal screed is a popular material for flooring in many homes.
煤板是许多家庭地板材料的热门选择。
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3. The coal screed was used to level the floor before painting.
在涂漆之前，人们使用煤板来平整地板。