名词
中文翻译：Unknown
同义词：
['bridge', 'over-bridge', 'underpass', 'over-underpass']
例句：
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2.
在桥上
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3.
在桥下
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1. The overpass is a great way to avoid the traffic congestion on the main road.
过街天桥是避免主要道路交通拥堵的好方法。
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2.The bridge was built over a deep river to provide access to the city center.
这座桥建在一条深河上，以便于进入市中心。
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3. The underpass was designed to bypass the construction site and allow for quicker traffic flow.
这个地下通道是为了绕过施工现场，以便交通更快地流动。