名词
中文翻译：火车轨道
同义词：
['track', 'rail', 'railway']
例句：
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1.The train was traveling at a high speed on the main railway line.
火车在主要铁路线上以高速行驶。
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2.The engineer inspected the rail post to ensure it was in good condition.
工程师检查了铁轨以确保其状况良好。
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3. The construction of new railways is an important part of the infrastructure development project.
新铁路的建设是基础设施发展项目的重要组成部分。