嗯，幾千年都沒發展出一個很重要的機製，不知道在可預見的將來，有什麽現實的路徑能夠發展出這機製來？

來源: davidhu1999 於 2018-04-03 07:00:21 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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