會做四則運算的都進來玩玩哈

來源: 紫色海洋於 2023-03-31 09:47:58 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

6÷2(1+2)=？

吵了大半天都沒有結果。。。。

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