名词
中文翻译：煤炭桶
同义词：
['coal bucket', 'coal crate', 'coal barrel']
例句：
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1. The coal truck was loaded with coal for the next shipment.
那辆运煤卡车装载了煤炭准备下一次的运输。
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2. The coal miners were working in a coal bucket to protect themselves from the dust.
煤矿工人在煤炭桶里工作以保护自己免受灰尘的伤害。
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3. The coal company has been using new technology to improve the efficiency of their coal transportation.
那家煤炭公司一直在使用新技术来提高他们的煤炭运输效率。