說的是兩回事。“艱難探索”說的是探索做某個事。但是實踐證明探索的目的/方式/結果是錯的。

來源: huntridge 於 2021-02-21 18:22:42 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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