1、The North American view is vast, with large Spaces of unpopulated land.
美國的觀念是宏大的，與無人寓居的大片土地空間。

2、The North American landscape is vast, with large Spaces of unpopulated territory.
北美景觀是巨大的，大空間的美洲的領(lǐng)土。

3、We found that unpopulated reside of place.
我們發(fā)現(xiàn)那個地方無人居住。