我还发明了一个解法：找一段平稳的路段，戴手表的手臂保持不甩动，比如横着看着。只用另外一只手挥臂。

来源: 布兰雅于 2026-03-25 11:41:40 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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