名词
中文翻译：铁轨
同义词：
['track', 'rail', 'railway track']
例句：
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1. The train was stuck in the rails and couldn't move.
火车卡在了铁轨上，动弹不得。
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2. The engineer had to repair the rails before the train could start again.
工程师不得不在火车再次启动之前修理铁轨。
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3. The new rail system will make it easier for people to travel by train.
新的铁路系统将使人们乘坐火车旅行变得更加便捷。