action类与URL路径的映射被注册到Struts配置中，这样所有具有匹配路径的请求都被发送到与路径相映射的action类，然后再进行处理。
A mapping of the action class with the URL path is registered with the Struts configuration so that all requests with a matching path are sent to the mapped action class for processing.
action类与URL路径的映射被注册到Struts配置中，这样所有具有匹配路径的请求都被发送到与路径相映射的action类，然后再进行处理。
A mapping of the action class with the URL path is registered with the Struts configuration so that all requests with a matching path are sent to the mapped action class for processing.
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