Leave this lake, it will clear up for a solar term.

It is clear to open the lake and put the solar terms.

Explanation: "Leaving the lake" means that the middle part of the word "Lake" has left, leaving buttons of "Tears" and "Sunny". After the tears and "sunny" are disturbed, they are recombined into the word "Qingming", and sunny+moon = Qingming.

Tomb-Sweeping Day:

1, also known as festival walking, festival walking, March festival, ancestor worship festival, etc. The festival period is at the turn of mid-spring and late spring. Tomb-Sweeping Day, which originated from the ancient ancestral beliefs and the custom of offering sacrifices in spring, is the biggest ancestor worship festival of the Chinese nation.

2. Tomb-Sweeping Day has both natural and humanistic connotations. It is both a natural solar term and a traditional festival. Grave-sweeping and outing are two major etiquette themes in Tomb-Sweeping Day. These two traditional etiquette themes have been handed down in China since ancient times.

Tomb-Sweeping Day is an ancient festival of the Chinese nation. It is not only a solemn festival to visit graves and worship ancestors, but also a festival for people to get close to nature and enjoy spring outing.

4. Tomb-Sweeping Day is a traditional major Spring Festival. It is a fine tradition of the Chinese nation since ancient times to sweep graves and remember our ancestors. It is not only conducive to promoting filial piety, awakening family memories, but also conducive to promoting the cohesion and identity of family members and even the nation.

5. Tomb-Sweeping Day's integration of natural solar terms and humanistic customs is a combination of favorable weather, favorable geographical position and human harmony, which fully embodies the Chinese ancestors' pursuit of harmony between heaven, earth and human beings, pays attention to conforming to favorable weather, favorable geographical position and human harmony, and follows the laws of nature.