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单词 endotherm
释义

Definition of endotherm in English:

endotherm

noun ˈɛndə(ʊ)θəːmˈendəˌTHərm
Zoology
  • An animal that is dependent on or capable of the internal generation of heat.

    〔动〕温血动物,内温动物,恒温动物。常与ECTOTHERM 相对。比较HOMEOTHERM

    Compare with homeotherm
    Often contrasted with ectotherm
    Example sentencesExamples
    • However, the problem is severe for an endotherm, particularly a small endotherm, which must maintain a steady internal temperature and has a considerably greater demand for respiratory oxygen.
    • For example, display and assessment of potential mates may be less costly for endotherms at higher temperatures than at lower temperatures.
    • Differential expression of seasonal energetic adaptations generates a continuum in the trophic status of endotherms during winter.
    • Extant birds are accomplished endotherms and many maintain the highest body temperatures.
    • They are endotherms and they can finely tune the thermal, water, and chemical balance of their bodies from minute to minute.

Derivatives

  • endothermy

  • noun
    Zoology
    • Two evolutionary events that shaped current vertebrate life were the transition from water to land, and the development of endothermy.
      Example sentencesExamples
      • ‘How did endothermy evolve in mammals?’
      • The main basis for the faster absorption of nutrients in mammals to fuel endothermy and increased activity relative to reptiles has been shown to be a much greater intestinal surface area in mammals.
      • Toward the end of the reign of dinosaurs, some animals, the future mammals and birds, evolved endothermy.
      • Different lines of evidence indicate that endothermy as it is known from modern birds and mammals may not have been feasible for most, particularly larger, dinosaurs.

Origin

1940s: from endo- 'within', on the pattern of homeotherm.

Definition of endotherm in US English:

endotherm

nounˈendəˌTHərm
Zoology
  • An animal that is dependent on or capable of the internal generation of heat; a warm-blooded animal.

    〔动〕温血动物,内温动物,恒温动物。常与ECTOTHERM 相对。比较HOMEOTHERM

    Often contrasted with ectotherm
    Compare with homeotherm
    Example sentencesExamples
    • However, the problem is severe for an endotherm, particularly a small endotherm, which must maintain a steady internal temperature and has a considerably greater demand for respiratory oxygen.
    • Extant birds are accomplished endotherms and many maintain the highest body temperatures.
    • For example, display and assessment of potential mates may be less costly for endotherms at higher temperatures than at lower temperatures.
    • They are endotherms and they can finely tune the thermal, water, and chemical balance of their bodies from minute to minute.
    • Differential expression of seasonal energetic adaptations generates a continuum in the trophic status of endotherms during winter.

Origin

1940s: from endo- ‘within’, on the pattern of homeotherm.

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更新时间:2024/11/11 5:42:40