本人有過一次，最後懷疑兇手可能是可以衝洗的馬桶座。那個倒黴的出水口很容易汙染。沒辦法清洗。

來源: Turtledove 於 2014-12-17 11:55:57 [舊帖] [給我悄悄話] 本文已被閱讀：次

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