What are the solar terms that sneak into the night with the wind and moisten things silently?

The meaning of this sentence is that the spring rain falls quietly at night with the spring breeze, quietly nourishing everything on the earth. Good rain knows the season, when spring comes. Sneak into the night with the wind, moisten things silently. The wild path is dark, and the river is bright.

Look at the red and wet place, the flowers in Jinguancheng are heavy. Sneak into the night with the wind, moisten things silently. Good rain knows the solar terms of rain. It is the time when plants germinate and grow, and it falls quietly at night with the spring breeze, silently moistening all things on the earth.

April 20th to May 4th, 2022 is the solar term in Grain Rain, which coincides with the turn of spring and summer. The temperature rises, the rainfall increases, and everything grows and prospers.