释义 |
life cycleBrE /ˈlaɪf saɪkl/NAmE /ˈlaɪf saɪkl/ noun(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the period of time during which sth, 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) |