名词
中文翻译：隧道
同义词：
['channel', 'conduit', 'pipeline']
例句：
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1. The engineer designed a new channel to divert the water flow.
工程师设计了一条新的管道来改变水流方向。
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2. The company has installed several conduits for its employees' commutes.
公司为员工通勤安装了几条管道。
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3. The pipeline was damaged during the construction and had to be replaced.
在建设过程中，这条管道被损坏了，不得不更换。