These are made of a naturally occurring polymer called chitin, which is a polymer you find in most insect and crustacean exoskeletons.

这些鳞片是由一种叫做甲壳素的天然聚合物构成的，而在大多数昆虫和甲壳类动物的外骨骼中都能找到这种甲壳素的聚合物。