Newton's ring

例句：

1. 1. The discovery ofthe rings has sparked a new erain astronomy.
   发现环圈引发了天文学的新时代。
2. 2. The rings are believedto be made up of tiny particles thatorbit around the planet.
   环圈被认为是由围绕行星运行的微小粒子组成的。
3. 3. Therings have been studied for centuries and theirproperties are still not fully understood.
   环圈已经研究了几个世纪，其性质仍然不完全理解。