n.小齿，齿状装饰

The denticles on the shark's skin are incredibly effective at reducing drag.
鲨鱼皮肤上的齿鳞非常有效地减少了阻力。
The fossilized denticles from prehistoric sharks can tell us a lot about their feeding habits.
史前鲨鱼的化石齿鳞可以告诉我们很多关于它们饮食习惯的信息。
Some modern fish have evolved denticles that help them swim faster by reducing drag.
一些现代鱼类进化出了可以减少阻力、帮助它们游得更快的齿鳞。
The study of denticles and their evolution in sharks can provide insights into the evolutionary history of these creatures.
研究鲨鱼的齿鳞及其进化史可以为了解这些生物的演化历史提供见解。
In some species of sharks, the denticles are so sharp that they can cause serious injuries to humans.
在某些鲨鱼种类中，齿鳞非常锋利，能给人类造成严重的伤害。
The texture of sandpaper is often compared to that of denticles due to its roughness.
砂纸的质地常因其粗糙度而与齿鳞相比较。
The denticles on a shark's skin are arranged in such a way that they disrupt the water flow and reduce drag.
鲨鱼皮肤上的齿鳞排列方式能扰乱水流，从而减少阻力。
Scientists have been studying denticles as a possible inspiration for new materials that could be used to reduce drag in vehicles or improve swimming efficiency.
科学家们一直在研究齿鳞，将其作为可能的灵感来源，用于开发新的材料，以减少车辆中的阻力或提高游泳效率。
In some fish, the denticles are not just for protection; they also play a role in sensing the environment around them.
在一些鱼类中，齿鳞不仅用于保护，它们还在感知周围环境方面发挥作用。
The study of denticles can also shed light on the ecology and behavior of ancient marine life.
研究齿鳞还可以揭示古代海洋生物的生态和行为。