相关单词近义词 waterproofness 防水性, watertightness 不透水性(水密封的)..., impenetrability 不能贯穿, airtightness 气密(密封性)..., protection 保护, security 安全, impermeableness impermeable的...反义词permeability, 弥漫临近词imp, Impemba 返回 impermeability