The canoe is made from an impermeable wood.独木舟由防水木头制成。The external layer of the skin is relatively impermeable to water.皮肤的外层不透水.impermeable by water .不透水的Thus clays and shales tend to be impermeable.因此粘土和页岩就往往不透水....

impermeable的音标：impermeable的英式发音音标为：[ɪm'pɜ:miəbl]impermeable的美式发音音标为：[ɪm'pɜrmiəbl]...

The canoe is made from an impermeable wood.独木舟由防水木头制成。The external layer of the skin is relatively impermeable to water.皮肤的外层不透水.Thus clays and shales tend to be impermeable.因此粘土和页岩就往往不透水....

adj.不可渗透的，透不过的...