智能聊天系统的应用潜力，已经不只在于能回答。从技术与应用文献可以看到，它一端连接问答系统，另一端进入公共服务等高频场景。过去用户面对的是标准化流程，实际使用中更期待用自然语言直接提出目标，并获得连续反馈。 在教育领域，对话式AI正在从答�

As smart dialogue systems handle increasingly important tasks, their ability to protect information has become a central design requirement. Users may share private conversations, project data, and professional knowledge during a single interaction. A useful system must therefore do more than understand natural language. It must also limit unauthor