nematicideWiktionary 原文构词拆分nemat-前缀(chiefly biology) Characteristic of, pertaining to, or possessing a filiform structure.+-cide后缀killing词源说明From nemati- + -cide; compare nematocide.释义（英文）名词 NounAny pesticide designed to kill nematodes (roundworms).词族派生词（2）bionematicidephytonematicide