1, first frost water mark, light blue scale exposed in Yuanzhou. -Su Shi's The First Frost Water Traces of Nanxiangzi
Early frost and late autumn, the river is light blue, with scales and microwaves. When the water level drops, the sand in the middle of the river is exposed.
2. The first frost is quiet, and the autumn promotes the west wind. -Ye Mengde's "Water Tune, Looking at the Sun in September, Shooting in the West Garden".
At the beginning of September, it was frosty, the sky was high and the clouds were light, and the autumn wind whirled and urged the west wind to move.
3, quicksand, first frost Tianyu crystal. -Zhang Jiuling's "Looking upstairs at Nanjiang into Shixing County Road in Autumn Night"
The water on the road is reduced, exposing the beach, which is the crystallization of the first frost sky.
4, first frost water back to the valley, the wind sets. -Bai Juyi's "Late Year"
This is the first frost season, and there is less and less rain. Most of the surface water and shallow ditch water have flowed into deep valleys or relatively low places. The weather is near winter, and some leaves of trees that are not cold-tolerant and not suitable for the climate are blown off by the cold autumn wind.
He died early in Cao Fang, but he resigned after the first slight frost. -Qu Yuan's Nine Chapters
Why does the grass wither so early? Just because the thin frost has fallen, I don't know how to prevent it.