名词
中文翻译：不可渗透性
同义词：
['impermeability', 'impermeable', 'impermeableness']
例句：
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1. The material is extremely impervious to water.
这种材料对水极其不透气。
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2. The surface of the lake is so impervious that it can't be penetrated by anything.
湖面如此不透水，任何东西都无法穿透。
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3. The paint was applied with such care that no part of the wall was left impervious.
油漆涂抹得非常仔细，没有留下任何部分是不透水的。