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单词 adaptive radiation
释义

Definition of adaptive radiation in English:

adaptive radiation

noun
mass nounBiology
  • The diversification of a group of organisms into forms filling different ecological niches.

    〔生〕适应辐射

    Example sentencesExamples
    • Under the ecological theory of adaptive radiation, adaptation and reproductive isolation are thought to evolve as a result of divergent natural selection.
    • As in other oceanic islands, the Canaries are characterized by a large number of endemic species as a result of apparent extensive speciation, putatively due to adaptive radiation and genetic drift.
    • Thus, nowadays, these four species represent progressive stages of late speciation and constitute an excellent example of ecological speciation and adaptive radiation.
    • Over the long-term, appearance of new species may result from speciation and adaptive radiation.
    • In an insular environment a plant family may undergo adaptive radiation with new taxa adapted to and occupying different and sometimes narrow habitats.

Definition of adaptive radiation in US English:

adaptive radiation

noun
Biology
  • The diversification of a group of organisms into forms filling different ecological niches.

    〔生〕适应辐射

    Example sentencesExamples
    • Over the long-term, appearance of new species may result from speciation and adaptive radiation.
    • Thus, nowadays, these four species represent progressive stages of late speciation and constitute an excellent example of ecological speciation and adaptive radiation.
    • Under the ecological theory of adaptive radiation, adaptation and reproductive isolation are thought to evolve as a result of divergent natural selection.
    • As in other oceanic islands, the Canaries are characterized by a large number of endemic species as a result of apparent extensive speciation, putatively due to adaptive radiation and genetic drift.
    • In an insular environment a plant family may undergo adaptive radiation with new taxa adapted to and occupying different and sometimes narrow habitats.
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更新时间:2025/7/4 10:05:47