What does ripple mean?

On the calm water, the fine waves aroused by the breeze are often used to describe subtle psychological activities. Like being messed up by a little thing "Poetry Feng Wei's Cutting Tan": "When Kan Kan cuts Tan Xi, the river is dry, the river is clear, and the blue waves are rippling." Jin Zuosi's Du Fu of Wu Mi in Sandu: "The giant clam is cut in Huiyuan, and the bright moon is rippling."

Extended data ripple: the ripple of the wind blowing over the water surface. Yi: Water ripple. -Xinhua Dictionary

Original intention: ripples on the water surface caused by the wind.

Describe tiny ripples

From: The Book of Songs Feng Weijian Tan: "The river is clear and blue."

Today's metaphor: describe subtle psychological activities.

Be disturbed by a trifle. (meaning: a little thing caused some fluctuations in my heart)