Android SDK架构
Android apps are built using a layered system, where each layer has a specific job. These layers are stacked on top of each other, and they work together to help developers build apps more...
Android应用程序采用分层架构，顶层负责界面设计，中层处理数据与业务逻辑，底层与硬件交互。应用框架层提供基本组件，Android运行时和核心库执行应用，原生库优化代码，硬件抽象层连接系统与硬件，Linux内核管理资源。这一架构支持高质量应用开发。
