Theaters, like AMC, have said they're upgrading their systems air filters.

像AMC一样，很多电影院已经表示它们正在升级它们的系统空气过滤器。

In addition, he advised people to check their home air filters and consider purchasing an air purifier.

此外，他建议人们检查家里的空气过滤器和考虑购买空气净化器。

It is working on a system that filters air through a selectively permeable membrane.

该公司正在研究一种通过选择性渗透膜过滤空气的系统。

So, she had a pillow for she when, like a special pillow that filtered air when you went through like a plane crash.

所以，她有一个枕头给她，就像一个特殊的枕头，当你像飞机失事一样经过时过滤空气。

If you don't live somewhere where you can seal the windows and filter the air, try to go somewhere that does, like an office or library.

如果您没有住在可以密封窗户和过滤空气的地方，那就尽量去有这种条件的场所，比如办公室或图书馆。

Rain water is collected by the terraces and  stored underneath the building for use in services, while the plants which line the  terraces filter the air and provide shade.

雨水被梯田收集并储存在建筑物下方以供服务使用，而梯田两旁的植物则过滤空气并提供阴凉。

Of course, it is not surprising that such a huge truck has If you pay attention to the holes on the front top, you can also see these air filters.

当然，这么巨大的卡车有这样的配置并不奇怪， 如果你留意前顶部的孔洞，还可以看到这些空气过滤器。