These classes delegate responsibility for base class behavior to an instance of the base class.
这些类将基础类行为的责任委托给基础类的一个实例。
All classes inherit from a common base class.
所有的类都从一个通用的基类继承。
我还添加了一个基类。
A child (or derived) class can have one and only one parent (or base) class.
一个子(或继承的)类只可以有一个父类(基类)。
I'll want to extract the common elements of performance into an abstract base class.
我想把性能的公共元素提取到一个抽象基类。
Suppose you have a derived class D whose base class B has implemented some interfaces.
假设有个类型D，它的基类B实现了某些接口。
With this example, I created a base class to handle the property changed events.
用这个例子，我创建了一个处理属性改变事件的基类。
Instead they must mix the base class attributeMap property with their values.
相反，它们必须混合基础类attributemap属性与它们的值。
The first code snippet shows the base class BOBase.
第一个代码片断展示了基类bobase。
Since Ruby is dynamically typed, they need not inherit from a common base class.
由于Ruby是动态类型的，所以这些子类无需从通用基类中继承。
org.objectweb.asm.ClassAdapter is a convenient base class for this purpose.
ClassAdapter 是针对此目的的一个方便的基类。
The base class in Listing 7 extends android.os.AsyncTask.
清单7中的基类扩展了android.os.AsyncTask。
In some initialization code, open the ActiveRecord base class and add your acts_as_ module.
在某些初始化代码中，打开ActiveRecord基类并添加acts_as _模块。
Redefining the _xo_ base class.
重定义_ XO _基类。
If we have a definition of a base class - FacebookUser, which look like follows.
如果我们有一个基类的定义——FacebookUser，如下。
The Configuration class is simply a base class — an abstract class.
configuration类只是一个基类——一个抽象类。
The top object class is the base class for all object classes in LDAP.
top对象类是LDAP中所有对象类的基类。
The LzLayout class is the base class that provides this functionality.
LzLayout类是提供该功能的基类。
The org.apache.click.Page class is the base class for each page component.
page类是所有页面组件的基类。
Problem is, the only exception I catch is the base class.
现在的问题是，我只能捕获基类这个异常。
First, the handler must extend the base class.
首先处理程序必须扩展基类。
All the exceptions are derived from a common base class.
所有的异常继承自一个基类。
Many programmers are confused about the difference between a metaclass and a base class.
许多程序员会混淆元类和基类的不同。
The base class for all hand models, both graphics and physics.
所有手部模型的基类，包括图形的和物理的。
Additionally, the base class contains a method to return the actual database instance.
此外，基类bobase包含返回实际数据库实例的方法。
Controller is the base class of console command classes.
控制器是控制台命令类的基类。
An object providing access to the base class list of the parent object.
一个对象，用于提供对父对象的基类列表的访问。
The base class defines a method called load .
基类定义了名为load的方法。
The base class, a, has a member named m_nA.
基类A有一个名为m_na的成员。
There is no automatic conversion from the base class to a derived class.
从基类到派生类的自动转换是不存在的。
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