common cabbage worm

例句：

1. 1.The common cabbage worm is a major pest in the vegetable garden.
   大白菜虫是菜园的主要害虫。
2. 2.They found a common cabbage worm infesting their garden.
   他们在花园里发现了一种常见的白菜虫。
3. 3. To control the common cabbage worm, farmers often use natural predators like ladybugs.
   为了控制大白菜虫，农民们经常使用像瓢虫这样的自然捕食者。