For example, the layout phase is an important part of Flex component's life cycle, but there are other important phases, too, including the initialization phase and creation phases.
例如，布局阶段是Flex组件的生命周期的重要部分，但还有其他重要阶段，包括初始化阶段和创建阶段。
2
The measurement phase is an important phase of a Flex component's life cycle.
度量阶段是Flex组件的生命周期中的重要阶段。
3
So far you've learned about the benefits of using Flex and the use cases where it makes sense, how to manipulate and extend Flex components, and you've drilled down on its component life cycle.