Río de Oro
/ˌriːəʊdeɪˈɔːrəʊ/- an arid region on the Atlantic coast of NW Africa, forming the southern part of Western Sahara. It was united with Saguia el Hamra in 1958 to form the province of Spanish Sahara (now Western Sahara).里奥德奥罗（非洲西北部濒临大西洋的干旱地区, 构成西撒哈拉南部地区; 1958年和萨基亚阿姆拉合并成西属撒哈拉省［今西撒哈拉］）。