Treeless regions found in and around the Arctic, tundras are among Earth's coldest, harshest biomes.无树地区位于北极圈内及其附近,苔原分布在地球最冷, 最荒芜的生物群落之中.This could have been one of the coldest golf tournaments on record.这很可能是高尔夫锦标赛...