planetary frame

例句：

1. 1.The planetary frame is crucial for understanding the movement of planets.
   行星框架对于理解行星的运动至关重要。
2. 2. The study of planetary frames has led to new discoveries about the formation of our solar system.
   研究行星框架导致了对太阳系形成新发现。
3. 3.The design of the planetary frame was inspired by ancient Greek architecture.
   行星框架的设计受到了古希腊建筑的启发。