man made soil造句

例句与造句

1. The coastal sites showed that M
   
   ori had created man made soils in the sand dunes ranging from small to very large ( over 100M2 ).
2. Although communities of several hundred people are known to exist in various areas who have a ruling hierarchy more suited for hundreds of thousands of people and evidence has been uncovered of vast territory the size of the UK laid out in grids and covered to depth of two or more feet in a man made soil known as " Dark Earth " or Terra Preta the vast society it apparently supported no longer exists and has never recovered bringing me to the question I have to ask.
3. It's difficult to find man made soil in a sentence. 用man made soil造句挺难的