extreme metal-poor star

例句：

1. 1. This extreme metal-poor star is located in the constellation of Orion.
   这个极端贫金属星位于猎户座。
2. 2.The extreme metal-poor star has a very low metallic content, making it difficult to detect with traditional telescopes.
   这种极端贫金属星的金属含量极低，用传统的望远镜很难探测到。
3. 3.The extreme metal-poor star is a fascinating object for astronomers to study due to its unique properties.
   由于其独特的性质，极端贫金属星是天文学家研究的一个非常有趣的对象。