nodicorn

例句：

1. 1.The nodicorn was a rare species that had been extinct for thousands of years.
   无头鱼是一种罕见的物种，已经绝迹数千年。
2. 2.The nodicorn's headless body was a mystery that scientists were trying to solve.
   无头鱼的无头身体是一个科学家试图解决的谜团。
3. 3. In the old stories, the nodicorn was often depicted as a symbol of good luck and fortune.
   在旧故事中，无头鱼常常被描绘为好运和幸运的象征。