形容词
中文翻译：没有孔的
同义词：
['impermeable', 'airtight', 'waterproof']
例句：
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1. The window is made of glass and is completely impermeable to insects.
窗户是用玻璃做的，对昆虫完全不透。
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2. The tent is waterproofed with a thick layer of plastic.
帐篷用厚厚的塑料层防水。
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3. The shoes are watertight, meaning they won't leak even when wet.
鞋子是防水的，即使湿了也不会漏。