Lesson 22 Text Content

March 9 is cold and the earth is frozen. On the ten-mile-long levee along the Songhua River, white and glittering frost flowers are covered with branches. Under the sunshine, the silver is shining and beautiful. This is a famous rime spectacle in Jilin province.

Rime, commonly known as tree hanging, is formed by the condensation of supersaturated water vapor in the air in cold season. 65438+ From February of that year to February of the following year, when Fengman Reservoir in the upper reaches of Songhua River discharged water from the power station, the water temperature was about 4 degrees Celsius. In this way, when the Songhua River flows through the urban area, it not only does not freeze, but also the river is always filled with fog. Whenever night falls and the temperature drops to about MINUS 30 degrees Celsius, the fog will drift away with the wind, flock to both sides and cover the Shili long embankment. The trees were drowned by fog. Gradually, the light and shadow blurred. The transpiration mist slowly and gently plated silver on pine needles and willow branches layer by layer. At first, it was like a silver thread, and gradually it became a silver bar. The last ten miles of embankment, silver pine and snow willow.

In the morning, the wind is cold and foggy. People stroll along the banks of Songhua River, admiring the colorful Qiongzhi Yushu, and can't help but admire: This is really "like the strong wind in spring, which comes up at night and blows open the petals of ten thousand pear trees"!