Mountains and rivers know the meaning of summer flower burning.

"The mountains and rivers know the summer solstice, and the years are burning" means that the mountains and rivers know the summer solstice and the years are like fire. This sentence expresses that when summer comes, the mountains and rivers are extremely lush and the flowers are in full bloom, showing a vibrant scene in midsummer. At the same time, "Burn Out the Chinese New Year" also implies the passage of time and the rush of years, reminding people to cherish time and life.

Generally speaking, "the mountains and rivers know summer, and the Chinese are burning with age" is an expression of the arrival of summer, and it also contains the meaning of cherishing time and life.