如果家裏有人，室內水管不大可能到0度，如果家裏沒人，先關上總開關，再把水放光。

來源: 原上草2017 於 2024-01-18 12:04:03 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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