使用 + 杀虫剂
杀虫剂 (shāchóngjì) means "insecticide" or "pesticide" and refers to chemical substances used to kill insects. It combines 杀 (to kill), 虫 (insect), and 剂 (agent), and is commonly discussed in agricultural and environmental contexts.
农民在田里喷洒了杀虫剂来保护庄稼。
Nóngmín zài tián lǐ pēnsǎ le shāchóngjì lái bǎohù zhuāngjia.
The farmers sprayed pesticide in the fields to protect the crops.
过度使用杀虫剂会对环境造成危害。
Guòdù shǐyòng shāchóngjì huì duì huánjìng zàochéng wēihài.
Excessive use of pesticides can cause harm to the environment.
这种新型杀虫剂对人体没有毒害。
Zhè zhǒng xīnxíng shāchóngjì duì réntǐ méiyǒu dúhài.
This new type of pesticide is not toxic to the human body.