Spring rains shock spring, clear valleys, and midsummer. The mountains are connected with summer heat, and the middle valley refers to ().

The valley in these two sentences refers to Grain Rain in the 24 solar terms.

Grain Rain is the last solar term in spring, when seedlings are planted and new crops are sown. During the solar terms in Grain Rain, there is always plenty of rain, which is beneficial to the growth of plants.

Grain Rain's meaning one:

Grain Rain, as its name implies, means sowing grain and raining. In other words, this is the best time for sowing, transplanting and ordering beans. Because the rainy season in Grain Rain will increase, which is very beneficial to the growth of cereal crops. Around Grain Rain, it is the best time for sowing, transplanting and ordering beans. As for what Grain Rain means, the ancients once said, "Rain gives birth to hundreds of valleys". According to meteorologists, Grain Rain is the last solar term in spring, and the arrival of Grain Rain solar term means that the cold wave weather basically ends, the temperature starts to rise, and the rainfall increases. During this period, rainfall plays an important role in the growth and development of cereal crops. Overwintering crops need rain to turn green and jointing, and spring-sown crops also need rain to sow and emerge, which is extremely beneficial to the growth of cereal crops, so it is called "Grain Rain".

Grain Rain meaning 2:

Regarding the relationship between Grain Rain and Cang Xie, according to Huai Nan Zi, the characterization in Cang Xie is an earth-shattering event. The Yellow Emperor issued imperial edicts in late spring and early summer, announcing the success of Cangjie's word-making, and calling on all the people in the world to * * * the ambition of Xi. As the word-making in Cangjie was very rewarding, the Jade Emperor also gave the world a Grain Rain as a consolation, which is now the "Grain Rain" solar term.