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词汇 diurnal
释义
diurnal
adjective uk/ˌdaɪˈɜː.nəl/ us/ˌdaɪˈɝː.nəl/
biology specialized在一天内发生的;白天发生的;昼行性的
being active or happening during the day rather than at night
The Ethiopian wolf is mostly diurnal, but becomes nocturnal in areas where it is persecuted.
diurnal activity
Compare: nocturnal
    更多例句
  • the sunlit hours when diurnal birds are about
  • Humans are normally diurnal, but we are not as immutable as plants or other animals.
  • The tigers in the park have become diurnal, making it one of the best places to see tigers in India.
  • Ragweed follows a steady diurnal cycle, releasing pollen at dawn and achieving peak airborne concentrations near noon.
  • These mountains have a prolonged period of diurnal freeze-thaw that shatters the rock and loosens the fragments.
Related word: diurnally
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