一般圆顶冰屋外面冷、里面热，象征着内外世界的区别和不同，再加上圆顶冰屋由于其建筑形状代表了完善的圣洁含义。
In general the igloo cold outside, inside heat, symbolizing the outside world the difference and the different, plus the igloo due to its architectural shape represents the perfect holiness meaning.