鞘翅类的

例句：

1. 1.The caterpillar's exoskeleton is the larva's protective shell, which is a characteristic feature of many insect species.
   蝴蝶的外骨骼是幼虫的保护壳，这是许多昆虫物种的一个特征。
2. 2. Insects with hardened exoskeletons are known as chitinous insects, such asbeetles and termites.
   具有硬化外骨骼的昆虫被称为甲壳虫昆虫，如甲虫和白蚁。
3. 3.The exoskeleton of an insect serves both as protection and as a means to transport nutrients throughout its body.
   昆虫的外骨骼既作为保护作用，也作为其体内输送营养物质的一种方式。