Comets move around the sun like planets, but in a long oval pattern.

彗星像行星一样围绕太阳运转，但其轨道是长长的椭圆形状。

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Comets move around the sun like planets, but in a long oval pattern.

彗星像行星一样围绕太阳运转，但其轨道是长长的椭圆形状。

youdao