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1、利用画笔旋转来画圆【】

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脑洞大开如何用scratch画圆系列(二、角度旋转来画圆)

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脑洞大开如何用scratch画圆系列(二、角度旋转来画圆)

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2、圆的定义法【】

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脑洞大开如何用scratch画圆系列(二、角度旋转来画圆)

脑洞大开如何用scratch画圆系列(二、角度旋转来画圆)

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