柯林斯词典savannah /səˈvænə/ (also savanna) (savannahs) 1. N-VAR A savannah is a large area of flat, grassy land, usually in Africa. (非洲)大草原 返回 savannah剑桥词典a large , flat area of land covered with grass , usually with few trees , that is found in hot countries , especially in Africa （尤指非洲等热带国家的）稀树草原 返回 savannah