V2EX roundworm

Roundworm

发音 Pronunciation

/rand.wrm/

释义 Definition

蛔虫;线虫。一种体形呈圆柱状的寄生虫,常寄生于人或动物的肠道内,属于线虫动物门。

例句 Examples

Many children in rural areas are infected with roundworms.
许多农村地区的儿童感染了蛔虫。

The veterinarian prescribed a deworming medication after discovering roundworms in the puppy's intestinal tract during a routine examination.
兽医在例行检查中发现小狗肠道内有蛔虫后,开了一种驱虫药。

词源 Etymology

roundwormround(圆的)和 worm(虫)组合而成,最早见于17世纪的英语文献。之所以称为"圆虫",是因为这类寄生虫的横截面呈圆形,区别于扁形动物门的扁虫(flatworm)。该词直观地描述了这类线虫的外形特征。

相关词汇 Related Words

文学作品引用 Literary References

  • 在查尔斯达尔文的《物种起源》(On the Origin of Species)中,寄生虫(包括线虫)被用来讨论自然选择与寄生关系的演化。
  • 在阿尔贝加缪的《鼠疫》(La Peste)中,寄生虫与疾病的传播是重要的背景主题。
  • 在诸多医学史与博物学著作中,如汉斯津瑟的《老鼠、虱子和历史》(Rats, Lice and History),蛔虫作为人类历史上常见的寄生虫被频繁提及。
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