n.<美口>(美国)耶鲁大学学生(或毕业生)
A steel railway bridge spans the Yalu River.
鸭绿江上有一座钢铁大桥.
North Korea is separated from China by Yalu River.
朝鲜和中国由鸭绿江相隔.
Korea and China are separated by only the Yalu River.
朝鲜和中国只隔一条鸭绿江.