disk star

例句：

1. 1. The discovery of a new planet in the disk galaxy has sparked excitement among astronomers.
   在盘状星系中发现一个新行星，引起了天文学家们的兴奋。
2. 2. The disk galaxy is a fascinating object that scientists are still trying to understand.
   盘状星系是一个令人着迷的天体，科学家们仍在努力理解它。
3. 3.The disk galaxy is a complex system of stars and planets that orbit around a central black hole.
   盘状星系是由恒星和行星组成的复杂系统，它们围绕一个中央黑洞运行。