名词
中文翻译：铁路尖刺
同义词：
['railspike', 'rail spiker']
例句：
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1. The train was hit by arailroad spike while crossing the tracks.
火车在过铁轨时被一根铁路尖刺击中。
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2. The workers were carefully removing therailroad spikes from the tracks.
工人们小心翼翼地从铁轨上移除铁路尖刺。
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3. The railway company is investigating the causeof the railroad spike incident.
铁路公司正在调查铁路尖刺事故的原因。