an area of open land with low hills, especially in southern England （尤指英格兰南部的）开阔丘陵地 the South Downs 南部丘陵
CultureThe Downs is the general name for a number of ranges of low chalk hills, covered with grass but no trees, in southern England. The different ranges have different names, including the North Downs, the South Downs and the Berkshire Downs.Oxford Collocations DictionaryDowns is used after these nouns:- chalk