[N-VAR 可变名词](北美的)大草原 A prairie is a large area of flat, grassy land in North America. Prairies have very few trees.
Oxford
prairie/ˈpreəri; NAmEˈpreri/noun[countable , uncountable ]a flat wide area of land in N America and Canada, without many trees and originally covered with grass 北美草原;新大陆北部草原(美国北部和加拿大)prairieprairiesprairie/ˈpreəri; NAmEˈpreri/