名词
中文翻译：积累器型火车
同义词：
['accumulator car', 'accumulator train']
例句：
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1.The accumulator railcar is used to transport large amounts of coal and oil.
积累器型火车用于运输大量的煤炭和石油。
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2.The accumulator railcar was designed to be more efficient than traditional methods.
积累器型火车的设计比传统方法更高效。
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3.The accumulator railcar has revolutionized the way we move heavy materials.
积累器型火车已经改变了我们移动重材料的方式。