It is an ancient proverb in our country.

The central meaning of this sentence is that whenever autumn comes, waves of cold air move south from Siberia into most parts of our country. When it meets the gradually declining warm and humid air in the south, Rain is formed.

A more detailed understanding is that in spring, after rain, the weather becomes warmer and warmer. In autumn, the weather becomes colder and colder after rain. Cold air moves southward again and again, often causing repeated rainfalls and causing local temperatures to drop again and again. Autumn rain often occurs continuously and continuously. Extended information

Proverbs are concise and concise phrases that are widely circulated among the people. Most of them reflect the practical life experience of working people and are generally passed down orally. It is mostly an easy-to-understand short sentence or rhyme in spoken form.

Ready-made words commonly used in people's lives. Proverbs are similar to idioms, but they are more colloquial and easy to understand. They generally express a complete meaning and are almost always one or two short sentences in form.

The content of proverbs covers a wide range, some are agricultural proverbs, such as "before and after the Qingming Festival, sow melons and beans"; some are political proverbs, such as "If you sow melons, you will get melons, and if you sow beans, you will get beans"; Common sense proverbs in various fields, such as "walk a hundred steps after a meal and live to be ninety-nine." There are so many categories to count.

Proverbs, like idioms, are part of the language as a whole and can increase the vividness and vividness of the language. But proverbs and famous quotes are different. Proverbs are the practical life experience of working people, while famous quotes are what celebrities say.

On May 23, 2011, the proverb (Shanghai proverb) was approved by the State Council to be included in the third batch of national intangible cultural heritage list.

On November 11, 2014, the proverb (folk proverb of northern Shaanxi) was approved by the State Council and included in the fourth batch of national intangible cultural heritage list.

Proverbs are artistic statements that are collectively created by the people, widely circulated, concise, comprehensive and relatively qualitative. They are a regular summary of the people's rich wisdom and universal experience.

Appropriate use of proverbs can make the language lively and interesting and enhance the expressiveness of the article. For example, "The stick beats the roe deer and the gourd scoops up the fish, and the pheasant flies into the rice pot." The content reflected in the proverb involves all aspects of social life. In terms of content, there are generally the following categories: meteorology, agriculture, health, society, and learning.

Reference: Proverbs-Baidu Encyclopedia