0 a circular house made of blocks of hard snow, especially as built by the Inuit people of northern North America -- (尤指北美北部伊努伊特人用坚厚雪块盖的)圆顶小屋
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
再长的路,一步步也能走完,再短的路,不迈开双脚也无法到达。