柯林斯词典porosity /pɔːˈrɒsɪtɪ/ 1. N-UNCOUNT Porosity is the quality of being porous. 多孔性[正式] ...the porosity of the coal. ...煤炭的多孔性。 返回 porosity剑桥词典the state of being porous 渗透(性);多孔(性) 返回 porosity