名词
中文翻译：轨道
同义词：
['track', 'trackage', 'railing', 'ties']
例句：
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1. The train is pulling out of the station with its steel rails creaking.
火车正带着它的钢轨吱吱作响地驶出车站。
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2. The construction workers are repairing the damaged rails.
建筑工人正在修理损坏的钢轨。
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3. The old wooden rails have been replaced by new ones to improve safety.
为了提高安全性，旧木制钢轨已被新钢轨取代。