City official officials say the material lets as much as 80 eighty percent of rain water rainwater pass through.

城市里的官员说这些材料使将近80％的雨水通过。

In today's podcast, a Yuncheng city official dies in an apparent suicide as police intensify their scrutiny into the city's former party chief in coal-rich Shanxi Province.

在今天的播报中，山西省前党组书记因被公安机关调查而自杀。