1, fishing for three days and drying the net for two days is a common saying, which means: there is no perseverance in study and work, and there is no long-term persistence. From the ninth chapter of Cao Xueqin's Dream of Red Mansions in Qing Dynasty: "Therefore, it is also assumed that coming to school is just three days of fishing and two days of sunbathing, and giving Jia Dairu a few bunches of repairs for nothing."

2. The story goes like this: After staying in Daguan Garden from his hometown, Xue Pan learned that there was a family school in Jiafu, and there were many young people in the school, so he became lustful and pretended to go to school. It was just three days of fishing and two days of sunshine. Some students in the school took Xue Pan's money and got on his boat. When Qin Zhong and Jia Baoyu came to school, Xue Pan immediately courted them.