any mixture of liquids that do not normally mix together, such as oil and water 乳状液；乳剂 Reduce the heat until the mixture becomes a thick butter-wine emulsion. 降低温度，直到混合物变成浓稠的奶油酒乳液。 The test solutions were prepared in emulsion form. 测试溶液以乳液形式制备。
- (also emulsion paint)(British English)
a type of paint used on walls and ceilings that dries without leaving a shiny surface 乳胶漆（干后无光泽） They gave the walls a coat of white emulsion. 他们给墙壁涂了一层白色乳胶。
- (specialist)
a substance on the surface of photographic film that makes it sensitive to light （照相）乳胶 photographic/film emulsion 照相/胶片乳剂
Word Originearly 17th cent. (denoting a milky liquid made by crushing almonds in water): from modern Latin emulsio(n-), from the verb emulgere ‘milk out’, from e- (variant of ex-) ‘out’ + mulgere ‘to milk’.