▌作品介绍：我所居住的这个城市每年都会遭受暴雪袭击，雪的厚度可高达一米，所以我想有效利用这些积雪，将这些积雪收集融化过滤成人们用的纯净水，供人们饮用。
此文自动翻译Introduction:The city I live in is hit by Blizzard every year. The thickness of snow can be as high as one meter. So I want to use the snow effectively, collect and melt the snow and filter the pure water for people to drink.
