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词汇 life cycle
释义

life cycle

noun
/ˈlaɪf saɪkl/
/ˈlaɪf saɪkl/
  1. (biology生物) the series of forms into which a living thing changes as it develops生命周期,生活周期(生物发展过程的系列变形)
    • the life cycle of the butterfly蝴蝶的生命周期
    Topics Biologyb2
  2. the period of time during which something, for example a product, is developed and used生命周期,寿命(产品等从开发到使用完毕的一段时间)
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