block with snow的意思|示意

As part of its yearly 'winterization' process, Eurostar fits its train cars with filters that are supposed to block snow.

作为每年“过冬”过程的一部分，欧洲之星在车厢上都安装了应能挡雪的过滤器。

They cap the igloo by dropping a keystone, or block with edges cut wider above than below, into the remaining gap in the roof, and "grout" the gaps between blocks of snow with additional snow.

人们用拱顶石来盖顶，或者把雪块削切得上边缘比下边缘更宽，放进剩下的屋顶缺口里，再用雪来塞满雪块间的缝隙。