4大發明隻是一家之言。撇開爭議，中國發明了紙和印刷術，卻有TMD最嚴酷的思想管控，諷刺吧。

來源: 十具於 2022-02-16 12:03:18 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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