Oder
/ˈəʊdə(r)/- a river of central Europe which rises in the mountains in the west of the Czech Republic and flows northwards through western Poland to meet the River Neisse, then continues northwards forming the northern part of the border between Poland and Germany before flowing into the Baltic Sea. Czech and Polish name ODRA.奥得河（中欧的一条河流, 源于捷克共和国西部的山脉中, 向北流经波兰西部, 汇入尼斯河后继续向北形成波兰与德国的北部国界, 最后流入波罗的海; 捷克语和波兰语名ODRA）。