Resume as above, this is a cursive couplet, the content is not easy to recognize, I feel very old, and the work is wonderful. 1. I checked the calligraphy dictionary. The content is: COVID-19 is difficult to dye the Yangtze River, and the plague god is also afraid of the Yellow Crane Tower; 2. Written for Wuhan's anti-epidemic, the content is full of positive energy, and the contrast between the grass method and the dictionary is accurate and wonderful; 3. Inscription: Chaoyang Pavilion, waving the word "Chen", separating the word "Chen" from the word "Yong Jun", and the word "Yong Jun" appears long lines, which is in line with the rational thinking and creative characteristics of the teacher's cursive script; 4. Couplets: Geng Zichun made his own couplets, which means that it was written by Mr. Chen himself, and it is also in line with Mr. Chen's style. Therefore, it can be inferred from the above four points that this couplet is a cursive work by teacher Chen Yongjun. Please forgive me for some superficial interpretation and analysis. For reference only. Thank you.