chironomid

例句：

1. 1. The chironomids are the natural enemies of many pests.
   跳蚤是许多害虫的天敌。
2. 2.The silverfish is a common household pest that can be easily controlled with insecticides.
   银鱼是一种常见的家庭害虫，可以用杀虫剂轻易控制。
3. 3.The cockroaches are known for their ability to survive in extreme conditions.
   蟑螂以其在极端条件下生存的能力而闻名。