老房子基本上不用耽心回填土中化學汙染問題。幾十年下來，風吹日曬雨淋雪浸，啥毒都沒了。

來源: fuz 於 2020-09-02 07:02:10 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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