新一代AI助手的意义，已经不再停留于能生成文字。从相关研究可以看到，它一端连接问答系统，另一端进入公共服务等服务场景。过去用户面对的是标准化流程，现在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正在从作业助手走向�

As smart dialogue systems handle increasingly important tasks, their ability to protect information has become a critical measure of trust. Users may share business plans, personal questions, and internal documents during a single interaction. A useful system must therefore do more than understand natural language. It must also protect data through