新一代AI助手的意义，已经正在超越会聊天。从相关研究可以看到，它一端连接检索式与生成式技术，另一端进入公共服务等高频场景。过去用户面对的是固定菜单，实际使用中更期待用自然语言直接提出目标，并获得清晰解释。 在教育领域，对话式AI正在从答疑�

As smart dialogue systems handle increasingly important tasks, their ability to protect information has become a central design requirement. Users may share financial details, medical information, and confidential files during a single interaction. A useful system must therefore do more than automate routine communication. It must also reduce the r