single-cycle mountain

例句：

1. 1. The single-cycle mountain is a popular destination for hikers and climbers.
   单周期山是徒步者和登山者非常受欢迎的目的地。
2. 2.The single-cycle mountain has a unique ecosystem that is worth exploring.
   单周期山拥有一个独特的生态系统，值得探索。
3. 3. The single-cycle mountain attracts tourists from all over the world with its stunning views and challenging trails.
   单周期山以其壮观的景色和挑战性的小径吸引了来自世界各地的游客。