V2EX commensalist

Commensalist

定义 Definition

名词(n.):共栖生物;指在共栖关系(commensalism)中受益的一方生物。在这种关系中,一方从另一方获益,而另一方既不受益也不受害。

发音 Pronunciation

/kmnslst/

词源 Etymology

源自拉丁语 commensalis,由 **com-**(共同)和 mensa(餐桌)组成,字面意思是"同桌共餐者"。最初用来形容在同一张桌子上吃饭的人,后来被生物学借用,指一种生物依附于另一种生物生活并从中获益,而宿主不受影响的关系。后缀 -ist 表示"……的个体"。

例句 Examples

The remora is a well-known commensalist that attaches itself to sharks.
鱼是一种著名的共栖生物,它会吸附在鲨鱼身上。

In tropical forests, many epiphytic orchids act as commensalists, growing on the branches of tall trees to access sunlight without drawing nutrients from their hosts.
在热带森林中,许多附生兰花充当共栖生物,生长在高大树木的枝干上以获取阳光,但并不从宿主身上吸取养分。

相关词汇 Related Words

文学与学术引用 Literary & Academic References

  • 查尔斯达尔文《物种起源》(On the Origin of Species)中讨论了物种间多种共生关系的概念,为理解共栖现象奠定了基础。
  • 皮埃尔-约瑟夫范贝内登(Pierre-Joseph van Beneden)在其1876年的著作《动物寄生虫与共栖生物》(Animal Parasites and Messmates)中首次系统地将 commensal 一词引入生物学,明确区分了寄生与共栖的关系。
  • 在现代生态学教材如《生态学:概念与应用》(Ecology: Concepts and Applications, Manuel Molles)中,commensalist 作为描述种间关系的核心术语被广泛使用。
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