permeable
UK ['pɜ:.mi.ə.bl] US ['pɝ:-] formal
adjective
■If a substance is permeable, it allows liquids or gases to go through it 可渗透的；可渗入的•Certain types of sandstone are permeable to water.某些类型的砂岩可透水。 •The solvent passes through the permeable membrane to the solution.溶剂透过渗透膜与溶液混合。 •Soft and gas- permeable contact lenses are kinder to the eyes than hard lenses.柔软透气的隐形眼镜比硬镜片的对眼睛更好。 Opposite impermeable |