kluf

例句：

1. 1. The kluf is a mysterious creature that lives in the forest.
   这个kluf是一种生活在森林中的神秘生物。
2. 2. The kluf has been extinct for over 600 million years.
   这个kluf已经绝迹超过6亿年。
3. 3. The kluf is known for its unique ability to communicate through echolocation.
   这个kluf以其独特的通过回声定位进行沟通的能力而闻名。