White clouds are as clear as the moon. What does loneliness and flying mean?

White clouds are like Chu Xiao in the moon, and cranes fly alone at the bottom, which means that the weather in Chuqing is white clouds fluttering and birds chasing each other in the deep valley. White clouds are clear as the moon, Ming Yi is at the bottom, and cranes fly alone from Lu Runxiang's calligraphy couplets. Lu Runxiang's calligraphy, Tsinghua Langrun, Zhengzhong soft, close to Ou Yangxun and Yu Shinan. His couplets are known as the three musts of the late Qing Dynasty. Its regular script style is round, sharp, soft outside and rigid inside, with dignified layout and good density, which can be called the highest standard of pavilion style in the late Qing Dynasty. Its running script is dignified and graceful, vigorous and graceful, with both a steady and handsome appearance and a graceful and beautiful charm.