Level 3 · word 2,169 of 20,000

protein

/ˈproʊˌtiːn/ American
Picture: protein
  • n. 蛋白质
  • adj. 蛋白质的
Definition
  • n. a substance found in food that is needed for growth and health
  • adj. relating to or containing protein
Example
Eggs and beans are both good sources of protein for breakfast.
鸡蛋和豆类都是早餐中不错的蛋白质来源。