鲨鱼的皮肤是由被称之为肤齿的微小鳞屑所构成。
Shark skin is made of tiny scales known as dermal denticles that can be seen here.
与鲸类和海牛这些海生哺乳动物不同，鲨鱼的皮肤不会附生海藻或藤壶，这可能要归结于其皮肤上被称之为“肤齿”的微小鳞屑。
Unlike the skin of whales and manatees, shark skin doesn't pick up algae or barnacles. This seems to be due to little scales called "dermal denticles."
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