bromacetanilide

例句：

1. 1.This pesticide is effective against a wide range of insects.
   这种杀虫剂对多种昆虫都有效。
2. 2. The farmers used this insecticide to control the damage caused by the beetle.
   农民们使用这种杀虫剂来控制由甲虫造成的损害。
3. 3. Bromacetanilide has been shown to have anti-malarial properties.
   研究表明，溴氰菊酯具有抗疟疾性质。