How to write Grain Rain's pinyin and introduce Grain Rain's solar terms?

2. Grain Rain is the sixth solar term among the 24 solar terms and the last solar term in spring. Combat refers to Chen; The meridian of the sun is 30; Celebrate every April 19-2 1 in Gregorian calendar. Grain Rain means "Rain gives birth to hundreds of valleys", and the precipitation has increased obviously at this time. The seedlings in the field are newly planted, and the crops in Xinzhuang need rain most, so the so-called "spring rain is as expensive as oil". With sufficient and timely rainfall, cereal crops can thrive. Grain Rain, like rain, Xiao Man, light snow and heavy snow, is a solar term reflecting precipitation and ancient farming culture.

3. In Grain Rain season, obvious rain often begins to appear in southern China, especially in southern China. Once cold air meets warm and humid air, it will often form rainy weather for a long time. Qinhuai River is a transitional zone between spring rain in the south and spring drought in the north. From the Qinling-Huaihe River to the north, the spring rain decreased sharply.

4. Due to the increase of rainfall after the solar term in Grain Rain, the humidity in the air gradually increased. The onset of neuralgia is after the solar terms in Grain Rain. At the same time, the weather is getting warmer and outdoor activities are increasing. In diet, we should reduce the intake of high-protein and high-calorie foods.