insecticideWiktionary 原文中文来自 ECDICTn.杀虫剂构词拆分insect词根/词干+-icide后缀Alternative form of -cide.演变路径（由近及远）英语源自 ←法语 insecticide词源说明From French insecticide, as insect + -icide.释义（英文）名词 NounAny of various substances used to kill insects.词族派生词（3）bioinsecticidemycoinsecticidephotoinsecticide相关词（3）antiinsectantiinsectaninsecticidal