形容词
中文翻译：圆形的
同义词：
['circumferential', 'roundabout', 'round-trip']
例句：
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1. The car was designed with a circular wheelbase.
这辆车的设计是圆筒形的。
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2. The circle of light around the sun is called the solar system.
围绕太阳的光晕被称为太阳系。
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3. The journey back home took us through several circular routes.
回家的旅程我们经过了几条循环路线。