Rain: rain, water falling from the clouds to the ground.
"Shuo Wen Jie Zi" explains the cloud: Water comes out from under the cloud. As the sky is like a cloud, water is idle. All rain belongs to rain.
Rui: It means smart. Profound and understandable. Can be named as: Ruiyuan, Ruiying, Shuorui, Chaorui.
Shuo Wen Jie Zi explains the cloud: Yi, Shen Ming, and Ming.
Rain teaches ze, swift and rain dew; Rui means understanding, wisdom, insight and beauty.
The meaning of this name can be interpreted as: "Kakuzawa? Wise. " Idioms and Mao Mao Rain are smart and wise.