单词	permeability
释义	permeableper‧me‧a‧ble /ˈpɜːmiəbəl $ ˈpɜːr-/ adjective technical Examples EXAMPLES FROM OTHER DICTIONARIES a permeable membrane EXAMPLES FROM THE CORPUS A membrane selectively permeable to gases separates the buffer from the blood sample. Besides, the boundaries of the leprosarium were permeable, and surveillance at the federal level was almost nonexistent. If the soil is permeable enough radon can diffuse out before it decays. Layers of rock that are porous and permeable enough to store water and let it flow through them easily are called aquifers. Such rocks are said to be permeable; sandstones and gravels are good examples of permeable rocks. The picture of the permeable family may lead one to think Elkind wishes for the return of the old model. The proximal tubule is freely permeable to water, and water freely follows the absorbed solutes. material that is permeable allows water, gas etc to pass through it OPP  impermeable:  the permeable cell membrane—permeability /ˌpɜːmiəˈbɪləti $ ˌpɜːr-/ noun [uncountable]
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