Yalu
/ˈjɑːluː/- a river of eastern Asia, which rises in the mountains of Jilin province in NE China and flows about 800 km (500 miles) generally south-westwards to the Yellow Sea, forming most of the border between China and North Korea.鸭绿江（东亚河流, 起源于中国东北部吉林省山脉, 全长约800公里, 即500英里, 一般为西南流向, 汇入黄海, 构成中国与朝鲜的绝大部分边界）。