曆史發展到今天，長江天險，海峽天險，都已經不足恃了。現在要比導彈防禦係統，要比無人機，要比定點清除。

來源: 郭大平於 2024-10-20 05:52:26 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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