名词
中文翻译：环路
同义词：
['loop', 'looped route', 'roundabout例句：1. The train loops around the station before heading out.（火车在出发前绕着车站转了一圈。）']
例句：
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1. The train loops around the station before heading out.
火车在出发前绕着车站转了一圈。
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2.The bus loops around the city center and heads back to the station.
公交车在市中心转了一圈后返回车站。
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3. The car loops around the park before entering the main road.
汽车在公园外转了一圈后进入主路。