What does it mean that the spring breeze blows the curtain of dawn?

The spring breeze blowing the curtain of dawn refers to February, and February 2 is the day when dragons look up. Dragons pray for rain, the earth is green and the spring is full.

From the Tang Dynasty, Author: Gu Kuang, here is the curtain blown by the spring breeze, Zhuge flowing through the south of the Yangtze River. Beauty is like flowers in all directions, crying at the spring breeze, but afraid of flowers dying. He had a low official position all his life and used to be a writer. He offended powerful people with mocking poems and demoted Raozhou households to join the army. In his later years, he lived in seclusion in Maoshan.