形容词
中文翻译：圆形的
同义词：
['round', 'circular', 'roundabout', 'round-trip']
例句：
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1. The circle oflight from the street lamp illuminated the sidewalk.
街灯发出的圆形光线照亮了人行道。
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2.The car circled around the block before heading back to the parking lot.
汽车在街区周围转了一圈，然后开回停车场。
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3. The circumference of the circle is twice as large as its diameter.
圆的周长是直径的两倍。