一升液體 + 一升液體不等於兩升液體。

來源: 駱駝123456 於 2025-11-20 13:41:22 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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一升液體 + 一升液體 不等於兩升液體。