river in eastern Asia; rises in North Korea and flows southwest to Korea Bay (forming part of the border between North Korea and China)
a battle in the Korean War (November 1950); when UN troops advanced north to the Yalu River 200,000 Chinese troops crossed the river and drove them back
双语例句
Korea is separated from China by the Yalu River. 朝鲜和中国只有鸭绿江一水之隔。