C. Winterizing: Light should be left in place for winterization.

防冻：灯应该被适当留在防冻处理地。

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。