| 单词 | 扁虱 |
| 释义 | 〔tick〕Any of various usually wingless, louselike insects of the family Hippobosciddae that are parasitic on sheep, goats, and other animals.扁虱：虱蝇科的多种寄生于绵羊、山羊和其它动物身上的似虱无翅昆虫〔permethrin〕A topical insecticide, C21H 20CL 2O 3, used to treat head lice and nits, scabies, and various species of ticks. 百灭宁：局部杀虫剂，C21H 20CL 2O 3，用于对付头部虱子及其幼虫、疥癣与多种扁虱 〔arachnid〕Any of various arthropods of the class Arachnida, such as spiders, scorpions, mites, and ticks, characterized by four pairs of segmented legs and a body that is divided into two regions, the cephalothorax and the abdomen. Also called arachnoid 蜘蛛纲动物：一种蜘蛛纲节肢动物们，如蜘蛛、蝎子、小虫及扁虱，特征是有四对分节的腿和分为两部分即头胸部及腹部的身体 也作 arachnoid〔rickettsia〕Any of various bacteria of the genusRickettsia, carried as parasites by many ticks, fleas, and lice, that cause diseases such as typhus, scrub typhus, and Rocky Mountain spotted fever in human beings. 立克次氏体：被扁虱、跳蚤及虱作为寄生物携带的各种立克次氏体属 属类的任一种细菌，它们引发人体中的疾病，例如斑疹伤寒、丛林斑疹伤寒及落基山斑疹热 |
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