palmerworm

汉语翻译

n. 毛虫

详细解释：

palm.er.worm

n.（名词）
Any of several caterpillars that injure fruit trees by feeding on their leaves, especially the small green caterpillar of the North American mothDichomeris ligulella.
小舌麦蛾：吃果树的叶子而伤害果树的毛虫，尤指北美洲飞蛾的小绿毛虫小舌麦蛾

来源：
[From the way they suddenly appear in large numbers like a throng of pilgrims]
[源于他们象香客一样突然大量出现]