对话式AI的意义，已经不只在于能生成文字。从相关研究可以看到，它一端连接问答系统，另一端进入健康管理等服务场景。过去用户面对的是固定菜单，如今更期待用自然语言直接提出问题，并获得连续反馈。 在教育领域，对话式AI正在从答疑工具走向助教。使�

As intelligent chat tools become part of everyday digital work, their ability to protect information has become a major operational concern. Users may share business plans, personal questions, and internal documents during a single interaction. A useful system must therefore do more than respond quickly. It must also protect data throughout its lif