powdered skim milk

• 脱脂奶粉

powdered skim milk的用法和样例：

例句

1. Nonfat dry milk is an inexpensive proteinaceous eluent.
   脱脂奶粉是廉价的蛋白质洗脱剂。
2. Skimmed milk powder is a by-product of butter production.
   脱脂奶粉是生产黄油的副产品。