O·ka 
(ō-kä)
(ō-kä) A river, about 1,500 km (930 mi) long, of western Russia flowing north, east, and northeast to join the Volga River near Nizhny Novgorod.
| 单词 | Oka |
| 释义 | O·ka (ō-kä) A river, about 1,500 km (930 mi) long, of western Russia flowing north, east, and northeast to join the Volga River near Nizhny Novgorod. |
| 随便看 |
英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。