Multiple collisions are theorized, some sort of collision with the Earth, and then a second collision between twin Moons.
该理论阐述了多次碰撞，某种对地球的撞击，第二次是在双胞胎月球之间。
Under the new thinking, astronauts could barnstorm or circle the moon, Mars and Mars' twin moons, deploying probes to do their rock-collecting and experiments for them.
根据这种新思维，宇航员可以围绕月球、火星和火星的两颗卫星飞行，同时部署探测器为他们进行岩石采集和试验工作。
This article introduces the residential garden designs in Twin Moons garden community in Linyi City, Shandong Province, and debates on how to apply symbol designs in modern residential gardens.
文章以山东省临沂市双月园社区园林工程的实践，阐述象征手法在现代住区园林规划设计中的应用。
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