Four words to describe autumn

Four words to describe autumn are as follows:

Autumn is crisp, which is quite critical. The golden wind is cool, autumn leaves fall, spring flowers are autumn, Chunlan Qiuju, Golden Wind Yulu, autumn harvest and winter storage, autumn spring breeze, autumn Ye Zhiqiu, autumn wind is bleak, Feng Dan welcomes autumn, spring goes to Qiu Lai, autumn moon spring flowers, autumn wind blows gently, autumn colors are pleasant, orange is green, Sanqiu is a day, the sky is high and the clouds are light, and the forest is full of dye.

Autumn is one of the four seasons. Traditionally, China takes "beginning of autumn" in 24 solar terms as the starting point of autumn. Entering autumn means that rainfall and humidity tend to decrease or decrease, and everything in nature begins to mature from lush.

At present, the four seasons are usually divided according to the average temperature of modern scholar Zhang Baokun. The index is that the average temperature is below 10℃ in winter, above 22℃ in summer, and 10~22℃ in spring or autumn.

Autumn is a season of alternating hot and cold. Early autumn is still in the heat, but it hasn't come out yet. This is the hottest, wettest and sultry period of the year. After late autumn, it is sunny during the day, cool and dry at night, with large temperature difference between morning and evening, less rain and insufficient water. Therefore, autumn dryness has become the main feature of late autumn.

Solar terms:

Beginning of autumn: The sun is located at longitude 135 degrees, and will intersect on August 7-9. Precipitation, humidity, etc. (of climatic factors) tending to decline or decrease.

Summer: The sun is located at the longitude of the Yellow River 150 degrees, and it is in the internode on August 22-24. By the end of the "three summers" of high temperature and heat, the hot and difficult weather has come to an end.

Millennium: The sun is located at 0/65 degrees of the yellow longitude/kloc, and the solar term passes on September 7-9. Dry, the temperature difference between day and night is large, and the weather gradually turns cold.

Autumnal Equinox: The sun is located at 0/80 degrees of the Yellow Meridian/KLOC, and the solar term passes on September 22-24. The sun shines directly on the equator, and the length of day and night in the northern and southern hemispheres is equal. The temperature difference between day and night gradually increases, and the temperature drops day by day.

Cold dew: The sun is located at the longitude 195 degrees, and the node of 101October 8-9. The temperature drops, there is less rain and dryness, and the morning dew is colder.

First frost: the sun is located at longitude 2 10, and the node is 65438+1October 23-24. Autumn dryness is obvious, and the scene in late autumn is obvious. Cold air is going south more and more frequently. Although it is still hot at noon, it is colder in the morning and evening.