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单词 diapause
释义

Definition of diapause in English:

diapause

noun ˈdʌɪəpɔːzˈdīəˌpôz
mass nounZoology
  • A period of suspended development in an insect, other invertebrate, or mammal embryo, especially during unfavourable environmental conditions.

    休止,滞育(尤指在环境恶劣时昆虫、其他无脊椎动物或哺乳动物胚胎暂停发育的阶段)

    Example sentencesExamples
    • Many of the insects that go into diapause are eggs and pupae awaiting the arrival of spring and its bounty of food before hatching into adults, Holscher said.
    • Eggs hatching from diapause introduce to current environments species or genotypes laid at times in the distant past.
    • These ridges indicate the period of diapause during the winter or unfavorable environmental conditions, such as lower water level or lack of food.
    • Their reproductive cycle is characterized by a period of embryonic diapause, during which the blastocyst suspends implantation and development.
    • By the third week, most females will be laying progeny that will enter diapause.
verbˈdʌɪəpɔːzˈdīəˌpôz
[no object]usually as adjective diapausingZoology
  • (of an insect or other animal) undergo a period of suspended development.

    (昆虫或其他动物)经历休止(或滞育)阶段

    Example sentencesExamples
    • The larval generation and adult flight order is as indicated because offspring from third-flight individuals overwinter as diapausing pupae and emerge the following spring.
    • Migratory birds and diapausing insects are present throughout the arctic, and thus overall herbivory in arctic systems may remain highly seasonal.
    • They continue this pattern until they diapause in the leaf litter, where they over-winter, emerging in the spring as orange caterpillars with numerous dark brown, tufted spines.
    • Active individuals only reappear in the water column in autumn when diapausing eggs begin hatching in autumn after fish predation intensity declines.
    • Eggs diapause over winter, and development resumes after the spring thaw.

Origin

Late 19th century: from dia- 'through' + the noun pause.

Definition of diapause in US English:

diapause

nounˈdīəˌpôz
Zoology
  • A period of suspended development in an insect, other invertebrate, or mammal embryo, especially during unfavorable environmental conditions.

    休止,滞育(尤指在环境恶劣时昆虫、其他无脊椎动物或哺乳动物胚胎暂停发育的阶段)

    Example sentencesExamples
    • Many of the insects that go into diapause are eggs and pupae awaiting the arrival of spring and its bounty of food before hatching into adults, Holscher said.
    • Eggs hatching from diapause introduce to current environments species or genotypes laid at times in the distant past.
    • These ridges indicate the period of diapause during the winter or unfavorable environmental conditions, such as lower water level or lack of food.
    • Their reproductive cycle is characterized by a period of embryonic diapause, during which the blastocyst suspends implantation and development.
    • By the third week, most females will be laying progeny that will enter diapause.
verbˈdīəˌpôz
[no object]usually as adjective diapausingZoology
  • (of an insect or other animal) undergo a period of suspended development.

    (昆虫或其他动物)经历休止(或滞育)阶段

    Example sentencesExamples
    • Migratory birds and diapausing insects are present throughout the arctic, and thus overall herbivory in arctic systems may remain highly seasonal.
    • The larval generation and adult flight order is as indicated because offspring from third-flight individuals overwinter as diapausing pupae and emerge the following spring.
    • Eggs diapause over winter, and development resumes after the spring thaw.
    • They continue this pattern until they diapause in the leaf litter, where they over-winter, emerging in the spring as orange caterpillars with numerous dark brown, tufted spines.
    • Active individuals only reappear in the water column in autumn when diapausing eggs begin hatching in autumn after fish predation intensity declines.

Origin

Late 19th century: from dia- ‘through’ + the noun pause.

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更新时间:2024/9/21 19:46:59