north america造句怎麼寫

Of or relating to a prehistoric human culture widespread throughout north america from about12000to9000b. C. distinguished by sharp fluted projectile points made of chalcedony or obsidian.

Slender erect perennial of eastern north america having tuberous roots and pink-tinged white flowers; resembles meadow rue.

The west edmonton mall is the largest shopping centre in north america. you can shop eat ice skate see a movie and ride on a roller coaster here.