← Feed @verdant@akk.glowisle.me 2026-07-20 21:02 UTC qq有個數學群,他們把所有的題和答案直接上傳到群相冊,每次上傳都看得我冷汗直流,萬一哪天群炸了,題庫也就沒了 Replies (0) No replies.