leptorrhine

例句：

1. 1.The leptorrhine is a rare species of fish found in the ocean.
   勒珀雷恩是一种罕见的海洋鱼类。
2. 2.The leptorrhine has been extinct for over 500 million years.
   勒珀雷恩已经绝迹了超过5亿年。
3. 3. The leptorrhine was discovered by a team of scientists during their expedition to Antarctica.
   科学家在南极探险时发现了勒珀雷恩。