名词
中文翻译：环绕部分
同义词：
['circumferential component', 'circumferential part', 'circumferential element']
例句：
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1. The circumference of the circle is twice as large as its diameter.
圆的周长是直径的两倍。
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2.The circumference of the Earth's orbit around the sun is about 360,000 kilometers.
地球围绕太阳的轨道周长大约为36万千米。
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3. The circumference of the Earth's orbit around the sun is about 360,000kilometers.
地球围绕太阳的轨道周长大约为36万千米。