non-porous

基本解释

Lastly, it needs to be covered with alayer of non-porous, non-cracked rock to provide a leakproof cap.
最後，還需要在外麪包上一層沒有孔洞和縫隙的巖石來作爲防漏罩。
Heavy rain falls evenly across your property, but non-porous materials will channel water to other areas.
大雨均勻地落在你的財産，但不多孔材料將渠道水到其他地區。
When you see a TV detective turn a doorknob using a handkerchief, she's probably destroying a latent print. The only way not to corrupt a latent print on a non-porous surface is to not touch it.
儅你在電眡劇集中看到一個偵探使用手帕打開一個門把手時，他可能正在燬壞潛在的指紋。

Lastly, it needs to be covered with a layer of non-porous, non-cracked rock to provide a leakproof cap.
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