n. any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes
n. 蛋白质
a. 蛋白质的
1. Protein is essential for building muscles.
蛋白质对肌肉的生长是必不可少的。
2. You can find protein in foods like meat, eggs, and beans.
你可以在肉类、鸡蛋和豆类等食物中找到蛋白质。
3. Many athletes consume protein shakes after their workouts.
许多运动员在锻炼后会饮用蛋白质奶昔。