“面积比”造句

上海的面积比南京大.
Shanghai exceeds Nanjing in size.

正的面积比同样周长的正多边形的面积大.
The circle has greater area than a regular polygon of the same perimeter.

圆的面积比同样周长的正多边形的面积大.
The circle has greater area than a regular poiygon of the same perimeter.

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