名词
中文翻译：单轨
同义词：
['single-track railway', 'single-track line例句：1. The train was travelingon a single-track track.（火车正在单轨轨道上行驶。）2. Theconstruction of the new highwaywill require the removal of severalsingle-track tracks.（新高速公路的建设将需要拆除几条单轨轨道。）']
例句：
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1. The train was travelingon a single-track track.
火车正在单轨轨道上行驶。
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2. Theconstruction of the new highwaywill require the removal of severalsingle-track tracks.
新高速公路的建设将需要拆除几条单轨轨道。
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3. Theengineer had to make a decision about whetherto continue using the single-track trackor switch to a double-track system.
工程师必须决定是否继续使用单轨轨道还是切换到双轨系统。