"Skin is very white" can be said in Engpsh as "The skin is very fair."
The word "fair" in this context is used to describe a pght or pale complexion. It is derived from the Old Engpsh word "fæger," which means beautiful or attractive.
Examples:
"She has fair skin and blonde hair." (她有白皮肤和金发。)
"His fair skin easily burns in the sun." (他的白皮肤很容易在阳光下晒伤。)
"She's always been self-conscious about her fair skin." (她一直对自己白皮肤感到不安。)