The poem "Washing Creek Sand: A New Poem of Wine" is a work by Yan Shu in the Song Dynasty and is known as a timeless masterpiece. The word begins with "a new song, a glass of wine", and by comparing "last year's weather in the old pavilion" with "when will the sunset return", it portrays the helplessness of time passing by. Among them, the line 'Helpless flowers fall, familiar swallows return' is naturally formed, expressing the author's nostalgia for the beautiful times and expectations for the future. The entire poem has sincere emotions, concise language, and profound artistic conception, fully reflecting Yan Shu's superb poetic skills.