deltidium

例句：

1. 1. The deltidium is a rare and beautiful species of fish.
   德利特提姆是一种稀有而美丽的鱼类。
2. 2. The deltidium is known for its unique coloration.
   德利特提姆以其独特的颜色而闻名。
3. 3. The deltidium is often used as bait in fishing.
   德利特提姆常被用作钓鱼的诱饵。