What's the explanation for Gu Erdan's vocabulary?

The word Gudan has the following explanations:

1, a sunny day.

In the past, it was often used as a synonym for auspicious days. In the old saying, the valley also means harvest, but in ancient times, the harvest day is the best day, so Gu Erdan means a good day.

2. Place names

"Geography in the Book of the Tang Dynasty" said: In the third year of Wude (AD 620), Heyang was analyzed and Gudan County was established, and four years was the province. "Later generations called it" Gu Erdan "and became a village. So far, it has been renamed as "Guo Dan", otherwise people from other places will ask about its village and no one will know.

The Historical Evolution of Gudan

In the Qing Dynasty, it belonged to Taishunli, Tainingli and Li Yongkang.

From the first year of the Republic of China (19 1 1) to the thirty-seventh year of the Republic of China (1948), it belonged to three districts.

1949, still belongs to the third district, and later the villages such as Taizi in the first district merged.

1June, 954, villages merged into townships, and four townships were established: Gudan, Daitai, Quhong and Yusi.

From June 65438 to June 0956, four townships merged into Yuzhong Township and Gudan Township.

In July, 1958, two central townships merged to rebuild Gu Dan Commune.

1983 65438+ In February, my hometown changed.

1992 65438+ In February, the town was built from the countryside.

Refer to the above? Baidu encyclopedia-Gudan town