Twelve發佈這就是數學的浪漫 圓周率389位數字印章，留言0篇於2025-03-22 11:15：位在日本島根縣松江市的印章專賣店，推出一款圓周率印章。這枚比一日元硬幣略小的印章，巧妙地將圓周率的389位數字以螺旋狀排列，展現了日本工匠的精湛技藝 ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible resultsSome results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback