Unscramble the day of grace

Interpreting the Day of Grace: the name of the festival in Song Dynasty. In the first month of the fourth year of Song Zhenzong Dazhong Xiangfu, June 6th was a heavenly book, and the next day was a sunny day. See History of Song Dynasty, Song Zhenzong and San Ji, Zhao Sheng, and Various Sections of the Ruling and Opposition.

Word decomposition

The explanation of the sky is high above: the sky. Sky. Plough (Big Dipper). Tianyuan (heaven and abyss, different metaphors) The sky is boundless. Top: The top of the sky (the blank space at the top of the page). Climate: weather. It's very cold. Season, season: winter.