The class is over. You can go home now.
下课了，你们可以回家了。
Is there any way I can use the experience to get some extra credit in class?
有没有什么方法可以让我利用这些经验在课上获得一些额外学分？
But how can they cancel the class after offering it?
但是他们怎么能在提供课程后取消它呢？
The class can chant very well.
学生们唱得很好。
You can join the class if you parents approve.
如果你父母同意，你可以参加这个班。
You can see the basic survey class structure in Figure 1.
您可以在图1中看到这个基本调查类的结构。
The requisition port can use any class to define its type.
请求端口能够使用任何类来定义它的类型。
The key manager can be a helper class.
键管理器可以是一个助手类。
You can create a class to log the exceptions for future reference.
您可以创建一个类来记录这些异常，作为以后参考之用。
With the class stubbed out, we can turn our attention to creating the policy document.
在创建的这个类之后，我们就能够将注意力转移到创建策略文档上了。
The same prefix can reference several different static methods in the same class.
在同一个类中，相同的前缀可以引用多个不同的静态方法。
Now, you can implement the class in the main file, as shown in Listing 6.
现在，您可以实现主文件中的类，如清单6所示。
You are asked for a package into which the class can be generated.
将要求您具有可以生成类的包。
Optionally the name of the test class can be changed.
测试类的名称也可以修改。
You can import the code for this class from the download associated with this article.
可以从本文的下载部分导入该类的代码。
All right. So, we can switch over to the class notes.
好，我们可以转到讲义上来了。
From this abstract, we can develop the class model shown in Figure 1.
从这个抽象出发，我们可以开发图1所示的类模型。
As you can see, the class begins with String constants.
您可以看到，这个类开始部分是一些String常量。
For example, we can refer to the parent class of Scrollable as type t.
例如，我们可以将Scrollable的父类引用为类型T。
The Callback class can also be used as a polling mechanism.
还可以将 Callback类用作轮询机制。
As you can see, the FlickrView class is a subclass of ImageView.
可以看到，flickrview类是ImageView的子类。
You can also identify the class using the list= attribute.
您还可以使用 type=属性标识类。
The class can be either an interface or a concrete class.
这个类既可以是个接口，也可以是个明确的类。
This can be verified by the service class name printed with the invocation message.
这一点可以通过随调用消息输出的服务类名称得到验证。
You can clearly see the significant improvement in class load time.
可以清楚地看到类装载时间方面的显著改进。
Only when the teacher dismisses the class can we stand and leave the room.
只有老师向我们宣布了下课时，我们才能站起来离开教室。
You can confirm this yourself by checking the class name of the returned object.
您自己可以检查返回对象的名称，对这一点进行验证。
Using class, you can easily customize the way each link looks.
通过使用类，可以轻松地定制每个链接的外观。
Optionally the test class name can be changed.
这个测试类的名称可以更改。
You can accomplish this task by appending the class name to the element name.
实现这个任务的方法是把类名附加在元素名后面。
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