专家只在一个领域，而爱迪生在多个领域。我的发明涉及通信，交通，城市，社会，新冠战略多个领域。

来源: solo1 于 2023-10-02 21:36:42 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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