V2EX invertebrate

Invertebrate

释义 Definition

invertebrate 是一个名词和形容词,指无脊椎动物,即没有脊柱(脊椎骨)的动物。作为形容词时,也可以比喻一个人软弱无力、没有骨气

无脊椎动物包括昆虫、蜘蛛、蜗牛、水母、蚯蚓等,占地球上已知动物种类的绝大多数(约97%)。

发音 Pronunciation

/nvrtbrt/(名词/形容词) /nvrtbret/(较少见的变体发音)

例句 Examples

The jellyfish is an invertebrate that has survived in the ocean for over 500 million years.
水母是一种无脊椎动物,已经在海洋中生存了超过五亿年。

Scientists estimate that invertebrates account for approximately 97% of all animal species on Earth, ranging from microscopic organisms to the giant squid.
科学家估计,无脊椎动物约占地球上所有动物种类的97%,从微生物到巨型鱿鱼,种类繁多。

词源 Etymology

该词源自拉丁语前缀 in-(表示"没有、无")和 vertebra(意为"脊椎骨、关节"),字面意思是"没有脊椎的"。vertebra 本身来自拉丁语动词 vertere(意为"转动"),因为脊椎骨是身体转动和弯曲的关键结构。这个词最早法国博物学家拉马克(Jean-Baptiste Lamarck)在19世纪初推广使用,用于对动物界进行分类。

相关词汇 Related Words

文学作品引用 Literary References

  • 查尔斯达尔文(Charles Darwin)在《物种起源》(On the Origin of Species)中多次讨论无脊椎动物的进化与适应性。
  • 拉马克(Jean-Baptiste Lamarck)的著作《无脊椎动物的自然史》(Histoire naturelle des animaux sans vertèbres)是系统研究无脊椎动物的奠基之作。
  • 蕾切尔卡逊(Rachel Carson)在《海风之下》(Under the Sea-Wind)中生动描绘了多种海洋无脊椎动物的生态。
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