You are probably aware that the earth's orbit around the sun is not shaped like a perfect circle.

你可能知道，地球围绕太阳的轨道形状不像一个完美的圆。

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This island is almost shaped like a circle.

这个岛的形状几乎像一个圆形。

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Earth's orbit is not a perfect circle, but is rather an oval-shaped ellipse, like that of the orbits of all the other planets.

地球轨道不是完美的圆形，而是像其它行星的轨道一样，呈椭圆形。

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The memorial has a large wall shaped in a half-circle.

VOA: special.2009.05.25

The Principality of Monaco coat of arms provided the inspiration for a circle of rhomboid-shaped cut rubies arranged on the cap of the writing instrument.

FORBES: The Montblanc Princess Grace Collection