名词
中文翻译：不可渗透膜
同义词：
['impermeable layer', 'impermeable barrier', 'impermeable lining']
例句：
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1. The cellmembrane is the first line of defense against infection.
细胞膜是抵御感染的第一道防线。
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2.The skin's outer layer is made up of a thin, impermeable membrane.
皮肤的外层由一层薄而不透水的膜组成。
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3.The scientist used an impermeable membrane to create a barrier between the two chambers.
科学家使用一种不透水的膜在两个腔室之间创造了一个屏障。