Caterpillars are important just because they're such cool animals, but they also are a phase of the life cycle of lepidopteran, so moths and butterflies.

毛虫非重要，不仅非酷，是蛾子和蝴蝶的鳞翅目昆虫的生命周期的一个阶段。

Caterpillars are important just because they're such cool animals, but they also are a phase of the life cycle of lepidopteran, so moths and butterflies.

Weiss：毛毛虫很重要，是很酷的动物，但也是鳞翅目昆虫生命周期的一个阶段，飞蛾和蝴蝶也是如此。