| 释义 |
〔Roosevelt〕A river, about 644 km (400 mi) long, of northwestern Brazil. Originally known as the River of Doubt, it was renamed in honor of Theodore Roosevelt, who explored it in 1913.罗斯福河：巴西北部一条流程约644公里(400英里）的河流，该河最初名为道特河，后为纪念1913年在此探险的西奥多·罗斯福而更名 |