buttermilk[英][ˈbʌtəmɪlk][美][ˈbʌtərmɪlk]n.脱脂乳，酪乳; 例句:1.How do you make buttermilk biscuits? 但是怎么做黄油牛奶饼干呢?望采纳，谢谢
n. 脱脂乳，酪乳;
