2. In the past, Wang Xietang thanked Yan Qian and flew into the homes of ordinary people.
3, heavy rain fell on the swallows, white waves were overwhelming, and fishing boats outside Qinhuangdao.
4. Volume 92 of the Collection of Arts and Literature quotes Lv Chunqiu: "Under a swallow's house, mother and son eat each other, and they are happy with each other. When the stove suddenly broke down, the building burned down and the color of the birds remained the same. I don't know what will happen. " Because of the metaphor of "the swallow in the hall", people are prepared for danger in times of peace.
5, "Selected Works of Qiu Chi and Chen Boshu": "And the general fish swim in the boiling pot, the swallow nests in the flying screen, so as not to be confused." Note: The Book of the Later Han Dynasty in Song Yuan:' Zhu Mu said: Fish is cooked in a pot and birds are on fire. If you use it from time to time, it will rot. "Zuo Zhuan said:" Wu said: The Lord is here, and the swallow nest is on the screen. " Later, it was used to describe people or things in extreme danger.