While shapes are mostly defined by a contrast between elements, they're also defined by their contour, or edge.

虽然形状主要是通过元素间的对比来定义，但它们也可以借助轮廓线或边来定义。

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While shapes are mostly defined by a contrast between elements, they're also defined by their contour, or edge.

虽然形状主要是通过元素间的对比来定义，但它们也可以借助轮廓线或边来定义。

youdao