长方形和多边形是由若干条线条组成的，并且椭圆是由若干条圆弧组成。

Rectangles and polygons are composed of multiple lines, and ellipses are composed of multiple arcs.

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我们常常需要经过漫长的道路只是去运用图形工具比如椭圆形、多边形、长方形和圆形长方形。

Sometimes we can get a long way using only shape tools like the ellipse, polygon, rectangle or rounded rectangle.

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我们常常需要经过漫长的道路只是去运用图形工具比如椭圆形、多边形、长方形和圆形长方形。

Sometimes we can get a long way using only shape tools like the ellipse, polygon, rectangle or rounded rectangle.

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