名词
中文翻译：干封
同义词：
['dry sealing', 'dry sealant']
例句：
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1. The dryseal on the door is holding up well.
门上的干封密封得很好。
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2. The dryseal was applied to prevent moisture from seeping in.
为了防止水分渗入，已经施加了干封。
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3. The dry seal wasused to protect the wooden frame from rotting.
使用干封来保护木框不受腐烂。