life cycle
noun /ˈlaɪf saɪkl/
/ˈlaɪf saɪkl/
- (biology
) the series of forms into which a living thing changes as it develops生物 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
- the life cycle of the butterfly
- 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)