你这原来是洗衣机的下水道！现在洗衣机不用了，就被水管工做成了一个Clean out。但这不是全屋的Clean out.

来源: hhtt 于 2023-01-04 17:39:08 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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