aphis lion

例句：

1. 1. The aphis were attacking the apple tree.
   蚜虫正在攻击苹果树。
2. 2. Aphis are small insects that feed on plants.
   蚜虫是小型昆虫，以植物为食。
3. 3. To control aphis, farmers use insecticides.
   为了控制蚜虫，农民使用杀虫剂。