名词
中文翻译：爬行铁轨
同义词：
['crawler rail', 'slithering rail']
例句：
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1.The train's creeprail is designed to prevent the wheels from slipping.
火车的爬行铁轨设计用来防止车轮打滑。
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2.The engineer had to repair the creeprail after a sudden jolt.
工程师在一次突然的冲击后不得不修理爬行铁轨。
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3.The railway company has been working on improving the safety of their creeprail system.
铁路公司一直在努力改进他们的爬行铁轨系统的安全性。