lifecycle
n. 生活周期；生活过程；生命循环
例句
How can you manage evolutionary versions of an Encyclopedia during the lifecycle of your architecture development?
在结构开发的生命周期期间，您应该怎样管理百科全书的发展版本呢？
They are lifecycle callback methods.
它们是生命周期回调方法。
Have you covered the entire lifecycle?
你覆盖整个生命周期了么？
