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jawless

/ˈdʒɔː.ləs/

翻译: 没有颌或颌骨的,用于动物学中描述某些原始脊椎动物,如七鳃鳗和盲鳗。

1 个条目

adjective

/ˈdʒɔː.ləs/C2formalscientific
  • zh没有颌或颌骨的,用于动物学中描述某些原始脊椎动物,如七鳃鳗和盲鳗。

Lacking a jaw or jaws, used primarily in zoology to describe certain primitive vertebrates such as lampreys and hagfish.

  1. Lacking a jawC1formalscientific

    Describing animals, especially certain fish, that do not have a jawbone.

    zh无颌的

    • Lampreys and hagfish are examples of jawless vertebrates.
    • The fossil record shows early jawless fish from the Cambrian period.
    • Jawless species are considered primitive in evolutionary terms.

    反义词jawed

词形
  • more jawless comparative form
  • most jawless superlative form