zetlax

例句：

1. 1.I have never seen a zetlax before.
   我从未见过一个zetlax。
2. 2. The zetlax is a rare and valuable species.
   这个zetlax是一种罕见的珍贵物种。
3. 3.The zetlax has been extinct for over 500 years.
   这个zetlax已经灭绝了500多年。