• 1. derived class object: 派生类对象

• 1.If a class method is called for a derived class, the derived class object is passed as the implied first argument.
  如一个类方法被派生类调用，派生类对象将被隐含的做为第一个参数传递。
  dict.yoduao.com
• 2.To use an extension, you directly create an object of the extension subclass, which can then use, add, or override features to the parent class it is derived from.
  要使用一个扩展，您应该直接创建一个扩展子类对象，然后使用、添加、或者重写特性到父类(它从其中衍生的)。
  dict.yoduao.com
• 3.Within each package, our initial class diagrams were derived from our use cases, business object model, notes, and interviews.
  在每一个包中，我们最初的类图都来自于我们的用例、业务对象模型、注释和访谈。
  dict.yoduao.com

©2026 网易公司