名词短语
中文翻译：在转桶中
同义词：
['tunnel', 'well', 'culvert']
例句：
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1. The engineer designed the tunnel toaccommodate the traffic flow.
工程师设计了隧道以适应交通流量。
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2. The well is locatedin the middle of the forest.
井位于森林中央。
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3. The culvert was builtto divert the floodwaters awayfrom the city center.
排水沟被建造来将洪水引导到城市中心以外。