A butter substitute made mainly from vegetable oils, emulsified with water and often skim milk, then cooled until firm. It is spread on bread and used in baking and cooking in place of butter.
人造黄油 means 'man-made butter'. Other names include 人造奶油, the sound loan 麦淇淋 and, in Hong Kong, 植物牛油. Older margarine was made with 氢化油 and contained trans fat.