叶蜂

例句：

1. 1. The leaf-cutter beetle is a common pest in many forests.
   叶切虫是许多森林中的常见害虫。
2. 2. The leaf-cutterbeetle feeds on the leavesof trees, causing damage to the forestecosystem.
   叶切虫以树木的叶子为食，对森林生态系统造成损害。
3. 3.The leaf-cutter beetleis an important indicator of forest health.
   叶切虫是衡量森林健康状况的重要指标。