V2EX elytron

Elytron

释义 Definition

elytron(复数 elytra)指鞘翅:甲虫等鞘翅目昆虫前翅演化成的坚硬翅鞘,主要作用是保护后翅与腹部,通常不用于直接飞行(飞行主要靠后翅)。

发音 Pronunciation

/ltrn/

例句 Examples

A beetle’s elytron protects its hind wings.
甲虫的鞘翅保护它的后翅。

Under the microscope, the elytron showed fine ridges that help shed water and resist wear.
在显微镜下,鞘翅呈现出细密的脊纹,有助于排水并耐磨。

词源 Etymology

来自希腊语 elytron,意为“鞘、外套、包覆物”,引申为“像鞘一样包覆翅膀的硬壳”。这一术语在昆虫学中专指甲虫类的硬化前翅。

相关词 Related Words

文学与著作中的用例 Literary & Notable Works

  • The Insects: Structure and Function(R. F. Chapman)讨论昆虫外部形态与结构时常用到 elytron/elytra
  • An Introduction to the Study of Insects(John Henry Comstock)在甲虫形态学章节中使用 elytron 描述鞘翅特征。
  • The Origin of Species(Charles Darwin)在涉及甲虫等昆虫的段落中可见 elytra(复数形式)用法。
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