Plus, they're almost transparent, which means we could use aerogels to insulate windows here on Earth… when they get cheaper.

再加上它们几乎透明，这也就意味着我们可以在使用气凝胶，做窗户隔离......还是等它们便宜些吧。

Plus, they’re almost transparent, which means we could use aerogels to insulate windows here on Earth… when they get cheaper.

另外，它们几乎是透明的，这意味着我们可以使用气凝胶来隔离地球上的窗户… … 当它们变得更便宜时。