pesticide
n[C, U]
chemical substance used to kill pests, esp insects 消灭有害动物的化学药物; (尤指)杀虫剂
The flea-infested room had to be sprayed with a strong pesticide. 房间里有跳蚤, 得喷强力杀虫剂. Cf 参看 insecticide (insect).
A parliamentary committee representing all political parties appoints a person who is suitably qualified to investigate private grievances against the State.