Abstract Classes And Interfaces的意思|示意

Behaviors do not provide true "multiple inheritance" support for core language features like abstract classes and interfaces.

行为不提供真的“多重继承”为核心的语言特点，如抽象类和接口的支持。

He also includes practical advice on using interfaces instead of abstract classes, and using exceptions intelligently.

他也在书中包括了很实用的建议：用接口替代抽象类和灵活使用异常。

During the technical interviews, probably the most frequently asked question is, "What's the difference between Java abstract classes and interfaces?"

在一次面试中，最频繁的问题可能是：抽象类和接口有什么区别？

Its components rely on interfaces and abstract classes as opposed to concrete ones, as they would in a tightly coupled system.

松散耦合应用程序中的组件依赖于各种接口和抽象类，而紧密耦合的系统则与之相反，其组件依赖于各种具体的类。

Capture highlevel, stable concepts in abstract classes and interfaces and provide implementations using concrete classes.

在抽象的类和接口中捕捉高级、稳定的概念，并用具象类实现。

Extensible framework - Common functions and features are abstracted as loosely coupled abstract classes and interfaces, which can be extended to provide application-specific implementations.

可扩展框架——将通用功能和特性抽象为松耦合的抽象类和接口，可以扩展这些类和接口以提供应用程序特定的实现。