50年代有本蘇聯反特小說“打靶場的秘密”。特務把一條軍犬的眼睛換成了照相機。幾十年了，應該可以做成隱形眼鏡。

來源: chufang 於 2025-05-16 16:15:41 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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