剑桥词典abbreviation for ultra heat treated : used to refer to milk that has been heated to a very high temperature so that it will last for a long time if it is kept in a container that has not been opened , or a product made from this （牛奶）经超高温处理的（ultra heat treated的缩写） UHT milk /cream 超高温灭菌奶／乳 返回 UHT