The material acts as a moisture barrier.

该起到防潮层的作用。

This doesn't usually have a ground sheet but you can buy one to fit, though it costs extra.

此处一般不带防潮布，但你可以买一块合适的，不过需单独购买。

So if you dipped your hand inside liquid nitrogen, a vapor barrier would immediately form that protected your hand from freezing.

因此，如果您将手浸入液氮中，会立即形成防潮层， 保护您的手免于冻结。

There is usually an outer tent of water-proofed fabric and a lighter inner tent or tents with a built-in ground sheet.

通常是一个防织物的外帐和单个或多个较轻且附带防潮布的内帐。

From wet proofing walls, with waterproof coating to lifting their houses above street level in order to delay the floodwaters coming in.

从防潮墙、防涂层到将房屋抬高到高于街道平面以延缓洪的涌入。

The walls and ceilings were often adorned with paintings or hung with tapestries which, as well as being decorative, provided insulation from damp and drafts.

墙壁和天花板上经常装饰着画作或挂着挂毯，这些挂毯除了具有装饰性外，还能防潮和防风。

Take out the old window, put the damp-proof membrane down, put in the new window, foam it up, seal it up and then insulate around.

把旧窗户拿出来，把防潮膜放下，装上新窗户，打发泡，封口，四周做保温。

" Get the doorseal in place and see to moisture security." He turned to another Fremen: " Lemil, get glowglobes." He took Jessica's arm.

“将门封安装到位并确保防潮安全。”他转向另一个弗雷曼：“莱米尔，拿来荧光球。”他挽起杰西卡的胳膊。

It's also highly insoluble, meaning that it doesn't dissolve in water, making it great at resisting the moisture and mildew that can cause other paints to crack over time.

同时它的溶解度很低，也就是说它不溶于，因此它能防潮防霉，防止油漆过早龟裂。