What does the piano emblem of Juxiang Bookstore mean?

When I played guqin in Juxiang Bookstore, my thoughts drifted back to ancient times, expecting a good time to come again.

The phrase "Ju Xiang Bookstore Plays Qin Hui" comes from the poet's inner feelings, and expresses the poet's thoughts for his friends by depicting a quiet bookstore scene. Poets use mountain and water allusions to describe their deep friendship with friends, implying that there is spiritual agreement and communication between them. At the same time, the poet is also looking forward to meeting again one day, such as the return of Caiyun, and enjoying that rare friendship with him. The poem reads: "Liu Hua Hong Ying Yan dances, and Kyoto is windy." Juxiang Bookstore plays the piano emblem. The moon is still there, when will the clouds come back? Upside down, the monarch is old, and the crusade to the east and the northern expedition are all imposing. Grass and mountain fog brushed the light clothes. I'm looking for an old friend to chat with. "