daldrin

例句：

1. 1. The farmers used dichlorvos to kill the pests in their fields.
   农民们用二氯苯来杀死田地里的害虫。
2. 2.Malathion is a widely used insecticide for controlling pests in agriculture.
   马拉硫磷是一种广泛用于农业中控制害虫的杀虫剂。
3. 3. The pest control company uses dichlorvos as an effective alternative to other chemicals.
   这家害虫控制公司使用二氯苯作为其他化学品的有效替代品。