V2EX parasitoid

Parasitoid

释义 Definition

寄生致死者;寄生性昆虫(或其他生物):一种生物的幼体在单个宿主体内或体表发育,最终杀死宿主(常见于某些蜂、蝇等昆虫)。在生态学中常与“寄生虫(parasite)”区分:寄生虫通常不以杀死宿主为必然结果。

发音 Pronunciation (IPA)

/prstd/

例句 Examples

A wasp larva can be a parasitoid.
黄蜂的幼虫可能是寄生致死者。

Parasitoid wasps are widely used in biological control because they can suppress pest populations without heavy pesticide use.
寄生蜂被广泛用于生物防治,因为它们能在不大量使用农药的情况下抑制害虫种群。

词源 Etymology

parasitoidparasite(寄生生物,源自希腊语 parasitos,意为“在旁边吃饭的人/寄食者”)加上后缀 -oid(“……样的、类似……的”)构成。该词用于强调它“像寄生虫,但更极端”:其发育过程通常以宿主死亡告终。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Richard Dawkins, The Selfish Gene(《自私的基因》)
  • Richard Dawkins, The Extended Phenotype(《扩展表型》)
  • Richard Dawkins, The Ancestor’s Tale(《祖先的故事》)
  • Edward O. Wilson, The Diversity of Life(《生命的多样性》)
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