名词中文翻译
中文翻译：圆心
同义词：
['center', 'center of circle例句：1. The circumference of the circle is twice as long as its diameter.（这个圆的周长是直径的两倍。）2. The circumference of the circle is twice as long as its diameter.（这个圆的周长是直径的两倍。）']
例句：
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1. The circumference of the circle is twice as long as its diameter.
这个圆的周长是直径的两倍。
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2. The circumference of the circle is twice as long as its diameter.
这个圆的周长是直径的两倍。
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3.The circumference of the circle is twice as long as its diameter.
这个圆的周长是直径的两倍。