這個解釋有點南轅北轍，理論上1米的繩子可以分成三等分，實際中沒有這樣的尺子測量等不等

來源: 500miles 於 2024-02-03 07:43:07 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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