What does it mean? How to explain it?

1. zhī shù is mostly used for boys' names. From the poem of Hong Peng: After the rain, the letter is Gao Qiuli. Zhi: the word Zhi is an auxiliary word, which is equivalent to the meaning of "De". ; The five elements belong to fire, and being used as a person's name means kindness, persistence, and friendship.

2. Shu: Interpretation: sound and form. From the water, there is a sound. Original meaning: timely rain; Rain (timely rain); Falling (rainfall); Shu Lin (timely rain); Rain moistens; Moisturize (moisten) Also refers to the timely rain that moistens everything); Rain moistens everything. By extension, it means to be kind and gracious, or to be gracious.