確實，判斷有效性角度與方法都很多，比如火箭登月需，成功即可。大概隻有科學教徒以為“雙盲”是唯一標準。

來源: stonebench 於 2023-01-05 04:58:56 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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