地球是沿轨道围绕太阳运行的九大行星之一。
The earth is one of mine planets which move in orbit round the sun.
太阳系中的九大行星都叫什么？
Nine planets orbit our sun, or are in our solar system. What are they called?
太阳系主要由太阳和九大行星组成?。
The solar system mainly consists of the sun and nine planets.
有九大行星围绕着太阳转。
太阳系从此有了九大行星。
地球是沿轨道围绕太阳运行的九大行星之一。
The earth is one of nine planets which move in orbit round the sun.
关于太阳系的九大行星你能回答这些测试题吗？
Can you answer these quiz CARDS about the planets in our solar system?
你知道九大行星吗？
请各位谈谈对于九大行星变为八大行星的看法。
九大行星都按时赴约，咱们都一副兴致勃勃的样子！
Nine planets are on time for appointments, we have a great interest in the way!
九大行星都按时赴约，咱们都一副兴致勃勃的样子！
Nine planets are on time for appointments, we have a great interest in the way!
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