demantoid

例句：

1. 1.The demantoid is a rare species of fish found in the Pacific Ocean.
   这种鱼类是太平洋海域的稀有物种。
2. 2. The demantoid is known for its unique coloration and pattern.
   这种鱼类以其独特的颜色和图案而闻名。
3. 3.The demantoid is an important food source for many marine organisms.
   这种鱼类是许多海洋生物的重要食物来源。