毛毛虫英文为"caterpillar"，来源于中世纪拉丁语“cattus pilosus”，意为“毛茸茸的猫”。
例句:
The caterpillar was crawpng on the leaf.
翻译：毛毛虫在叶子上爬行。
The caterpillar will eventually turn into a butterfly.
翻译：毛毛虫最终会变成蝴蝶。
The children watched the caterpillar closely as it ate the leaves.
翻译：孩子们仔细观察着毛毛虫吃叶子。