我们可以画出地球绕太阳运行的轨迹。

We can draw the earth's orbit round the sun.

《新英汉大辞典》

太阳跟踪的方法主要有两种，光电跟踪和视日运动轨迹跟踪。

There are mainly two ways to track the sun, photoelectricity track and sun angle track.

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地球绕太阳的轨迹是椭圆的。

The Earth's path round the sun is elliptic.

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地球绕太阳的轨迹是椭圆的。

The Earth's path round the sun is elliptical.

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地球绕太阳的轨迹是椭圆的。

The Earth's path round the sun is elliptical.

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