名词
中文翻译：铁轨用铸铁件
同义词：
['tramp iron rejector', 'railway casting rejector']
例句：
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1. The engineerused a tramp-iron rejector to remove the old rails.
工程师使用了一个铸铁件的拒绝器来移除旧的轨道。
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2. He was surprised when he found that his truck had a tramp-iron rejector in the engine compartment.
当他发现他的卡车引擎舱里有铸铁件的拒绝器时，他感到惊讶。
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3. The rejector is designed to prevent rust and corrosion on the traction wheels.
该拒绝器的设计旨在防止牵引轮上的锈蚀和腐蚀。