The poem "Climbing the Stork Tower" by Wang Zhihuan of the Tang Dynasty rhymes with "liu" and "lou". In the ancient Pingshui rhyme, Liu and Lou belong to the same rhyme section, that is, "Eleven You"; in the Thirteen Rhymes and Eighteen Rhymes, they both belong to the "Youqiu Rhyme"; in the new Chinese rhyme, they both belong to the "Mouqiu Rhyme".
Wang Zhihuan's "Climbing the Stork Tower": The sun sets over the mountains and the Yellow River flows into the sea. If you want to see a thousand miles away, go to a higher level.