天蛾幼虫

例句：

1. 1. The caterpillars of the butterfly are a common sight in spring.
   蝴蝶的毛虫在春天很常见。
2. 2. The caterpillars feed on leaves, and eventually grow into beautiful butterflies.
   毛毛虫以叶子为食，最终长成美丽的蝴蝶。
3. 3. The caterpillars are a symbol of growth and transformation.
   毛毛虫象征着成长和变化。