也可能端口是封死了,但某段漏水。總之有個口子被水侵蝕在水泥下麵土壤形成一個溶洞把街上的水倒灌進地下室。
也可能端口是封死了,但某段漏水。總之有個口子被水侵蝕在水泥下麵土壤形成一個溶洞把街上的水倒灌進地下室。
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