What do you mean by rubbing your hands?

According to online search, the order of scratching hands comes from the Daoism in the first half of Sun Simiao's "Thousand Female Wings Forbidden Sutra":

"Mrs. Wang Ziwei washed her eyes with water to make them clean and turbid, so she might as well be alive when she died. She rubbed her eyes three times to make me immortal. Qinglong is on my left, white tiger is on my right, Suzaku is in front of me, Xuanwu is behind me, and God forbids me to wash water and dust in a hurry. "

Among them, Rui? Ornaments hung on curtains or other objects. ? Flowers. ? Hua Shuo Wen: "The vegetation is lush." The meaning of. From this perspective, rubbing your eyes is "rubbing your hands and hanging your eyelids."