V2EX parasitism

Parasitism

定义 Definition

parasitism /prstzm/ n.

寄生;寄生现象。指一种生物(寄生者)依附于另一种生物(宿主)并从中获取营养或其他利益,同时对宿主造成损害的共生关系。也可引申为依赖他人生活、不劳而获的行为方式。

发音 Pronunciation

/prstzm/

例句 Examples

Parasitism is one of the most common ecological relationships in nature.
寄生是自然界中最常见的生态关系之一。

The author used the concept of parasitism as a metaphor for the way the ruling class exploited the labor of ordinary people.
作者用寄生现象来隐喻统治阶级对普通人劳动的剥削。

词源 Etymology

该词源自拉丁语 parasitus,而拉丁语又借自希腊语 parasitos(παρσιτο),由 **para-**(旁边)和 sitos(食物)组成,原义为"在别人身边吃饭的人"。在古希腊,这个词最初指在神庙中陪祭司用餐的人,后来演变为指那些靠讨好富人混饭吃的食客。英语中加上后缀 -ism 构成抽象名词,表示"寄生现象"或"寄生行为",在19世纪开始广泛用于生物学领域。

相关词汇 Related Words

文学作品中的出现 Literary References

  • 查尔斯达尔文在《物种起源》(On the Origin of Species)中大量讨论了寄生现象,将其作为自然选择理论的重要例证。
  • 布拉姆斯托克的《德古拉》(Dracula)中,吸血鬼的形象本质上是对 parasitism 的文学化表达一种依附于宿主、榨取其生命力的存在。
  • 韩国导演奉俊昊的电影《寄生虫》(Parasite)虽非文学作品,但其英文片名直接取自该词族,深刻探讨了阶级之间的寄生关系。
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