| 释义 |
per.me.a.bleHpV:7mi7E7b6, $5pV:r-adj fmlIf a substance is permeable, it allows liquids or gases to go through it.可渗透的Certain types of sandstone are permeable to water.有些类型的沙岩渗水。The solvent passes through the permeable membrane to the solution.溶剂穿过渗透膜进入溶液。Soft and gas-permeable contact lenses are kinder to the eyes than hard lenses.柔软透气的隐形镜片对眼睛要比硬镜片好。(fig.) Additional guards have been placed along the border and now it is less permeable than it once was (= fewer people are able to travel across the border illegally).边境上增设了哨兵，现在不像以前那么容易偷越了。
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