名词
中文翻译：隧道
同义词：
['canal', 'duct', 'shaft', 'tunnel', 'passage', 'siphon例句：1. The engineers are working on the construction of a new tunnel.（工程师们正在建设一条新的隧道。）']
例句：
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1. The engineers are working on the construction of a new tunnel.
工程师们正在建设一条新的隧道。
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2.The tunnel is so deep that it's almost invisible to the naked eye.
这条隧道太深了，肉眼几乎看不见。
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3.The tunnel was built to help transport goods across the mountain range.
这条隧道是为了帮助运输货物穿越山脉而建造的。