[閒聊] 刀匠村為什麼不用砂輪機磨刀
安安
大正時代日本已開始全面工業化
應該也有砂輪機了吧
為什麼刀匠們還要用磨刀石慢慢磨
不用砂輪機快速且精準的磨刀呢
因為磨太慢才會被砍
鋼鐵塚是不是瞎的很不值
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