对话式AI的意义，已经不只在于能生成文字。从三类资料可以看到，它一端连接自然语言处理，另一端进入教育辅导等服务场景。过去用户面对的是网页列表，实际使用中更期待用自然语言直接提出困惑，并获得连续反馈。 在教育领域，对话式AI正在从知识搜索框�

As smart dialogue systems handle increasingly important tasks, their ability to protect information has become a major operational concern. Users may share financial details, medical information, and confidential files during a single interaction. A useful system must therefore do more than understand natural language. It must also make secure hand