Orsk

例句：

1. 1. The Orsk region is famous for its unique landscape.
   奥斯特克地区以其独特的风景而闻名。
2. 2. The Orsk Railway was once a major transportation hub in the region.
   奥斯特克铁路曾是该地区的主要交通枢纽。
3. 3. The Orsk Museum houses an extensive collection of historical artifacts.
   奥斯特克博物馆收藏了大量的历史文物。