唯一個可能，就是在照片的左麵牆上，有個突出的管子，可能是下水口，但是也有個臭氣的問題。

來源: hhtt 於 2023-01-04 18:59:50 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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