mulberry borer

例句：

1. 1.The mulberry borer is a pest that can damage the mulberry tree.
   桑树蛀虫是一种可以损害桑树的害虫。
2. 2. The farmers have been trying to control the mulberry borer population.
   农民们一直在试图控制桑树蛀虫的数量。
3. 3.The mulberry borer has become a major agricultural problem in some regions.
   桑树蛀虫在一些地区已经成为一个主要的农业问题。