在我们的太阳系地球是第五大行星。

The earth is the fifth-largest planet in our solar system .

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古代的人们看到肉眼可见的五大行星在夜幕中闪烁。

Ancient man also noticed how the five planets visible to the naked eye twinkled in the night sky.

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太阳系的第五大行星木星就在月亮升起以后一会儿升起。

Jupiter, the 5th planet outward from the sun, rises a short while after tonight's moon.

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