Qing Yi sway appearance. San Guowei Cao "Lo River": "seems like a general light snow cover on, floating Yao Xi if the flow of air back into the snow." Southern Liang Chung Rong "Poetry" Volume: "Fan (Fan Yun) Poetry clear it Wanzhuan, such as the flow of the wind Back to the snow. "Ming Shen," Yang Shen Yan Xue Poetry ":" Cao Zijian "Lo River" to 'wind back the snow stream' than the beauty of sway. "is also a" flow wind back the snow. " Song Zhao and when the "guest retreat recorded" Volume II: "Liang Zhongrong goes: Fan Yun Qing Shi Wanzhuan it, such as wind flow back to snow."