Many times, a method accepts as input or returns as output a type that is actually not what the method wants.
许多时候,方法作为输入接受的或者作为输出返回的类型实际上不是该方法想要的类型。
2
Screen readers and other ATs use operating systems, programming platforms, and application resources to provide a specialized input or outputmethod for the user.
屏幕阅读器和其他AT使用操作系统、程序设计平台,和应用程序资源来为用户提供专门的输入或输出方法。
3
Second, you need to specify the input and output types for the method.