buttermilk
/ˈbʌtəmɪlk/noun
mass noun
1- the slightly sour liquid left after butter has been churned, used in baking or consumed as a drink脱脂乳; 酪乳。
1.1
- a pale yellow colour (used especially to describe paint or wallpaper)浅黄色, 奶黄色：
as modifier buttermilk paintwork.奶黄色油漆。