1, Mid-spring Interpretation: Mid-spring, that is, the second month of spring, that is, February of the lunar calendar. Because it is in spring, it is called mid-spring. Mid-spring belongs to the two solar terms of fright and vernal equinox among the 24 solar terms.

2, "Shangshu Yaodian": "The star bird in the sun is Yin Zhongchun."

3. The third poem of Jin Tao Qian's "Imitating the Ancient": "It rains in the middle of spring, and it begins to thunder."

4. "The Book of Beginners" is quoted from the Compilation of Emperor Liang Yuan of the Southern Dynasties: "In the middle of February, it is also called Zhongyang."

5. "Jing Ben's popular novel Rolling Jade Guanyin": "This word says that the scenery in mid-spring is not as good as Mrs. Huang's" Ji Chun Ci "."