noun🔗Share殺虫剤Anything, especially a synthetic substance but also any substance (e.g. sulfur), or virus, bacterium, or other organism, which kills or suppresses the activities of pests."The farmer used pesticides to kill the insects eating his crops. "農家は作物を食べている害虫を駆除するために殺虫剤を使用した。environmentagriculturesciencesubstancebiologychemistryplantinsectorganismChat with AIVocabulary GamePractice Reading