哦，看到了。不知道這個氣球在空中是否膨脹，如果膨脹，增大３，４倍是可能的。

來源: 紅米2019 於 2023-02-07 13:50:12 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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