Most helper applications allow manual ( or programmed ) control over the volume settings and play functions like rewind , pause , stop and play 大多数视频播放助手程序允许手动（或程序）来控制音量设置，并且控制如：环绕、暂停、停止和播放这样的函数。
Some elements in your web pages , like sound and video clips or other multimedia content , might require the use of separate programs ( helper applications or plug - ins ) 你网页中的一些元素，如声音和视频片断或其它的多媒体内容，可能需要使用独立的应用程序插件来播放它。
The external identifier is used for the notation , which can allow an xml parser or its client application to locate a helper application capable of processing data in the given notation 表示法的外部标识符使xml分析器或其客户端应用程序可以找到能够处理给定表示法的数据的帮助器应用程序。
Using a web browser as the initial tool to launch an application , java web start is a locally installed helper application that is included with sun s java runtime environment 将web浏览器用作启动应用程序的最初工具， java web start是一个在本地安装的帮助应用程序，它包含在sun的java运行时环境中。
Web browsers and other clients use this metadata to decide how to process the file - for example , to determine whether they can display it natively or have to pass it to a helper application Web浏览器和其他客户机使用这些元数据决定如何处理该文件，比如判定本身能否显示它还是要传递给帮助器程序。
