ruhr

• 专有名词，指德国西部的一条河流，为莱茵河支流；也指位于该河谷的德国西北部重要工业与采煤区。

A proper noun referring to a river in western Germany that is a tributary of the Rhine, as well as the major industrial and coal mining region located in its valley in northwestern Germany.

不可数 · 专有名词

1. River in GermanyB2formal

   A river in western Germany, flowing westward into the Rhine River.

   鲁尔河

   • The Ruhr River is a significant tributary of the Rhine.
   • The city of Essen lies along the Ruhr River.
   • The Ruhr valley is known for its industrial history.

2. Industrial regionB2formal

   A major industrial and coal mining region in northwestern Germany, located in the valley of the Ruhr River.

   鲁尔区

   • The Ruhr region was the heart of Germany's coal and steel industry.
   • Many cities in the Ruhr have transformed from industrial hubs to cultural centers.
   • The Ruhr area is one of the most densely populated regions in Europe.