raw milk; unpasteurized milk
Technical term used in dairy processing and food safety contexts; refers to milk that has not been heat-treated.
Raw milk is milk before it undergoes heat treatment.
Large quantities of raw milk are collected at this factory every day.
牛乳 refers to cow's milk in general, often pasteurized and sold for consumption, unlike 原料乳 which is unprocessed.
Compound of 原料 (raw material) and 乳 (milk).