Protein

(noun.) 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; 'a diet high in protein'.

伊内兹手打

• Most of our proteids are of animal origin, but some protein material is also found in the vegetable world. 伯莎M.克拉克. 科学通论.
• That it was protein, a substance which forms the foundation of every animal organism. 威廉·亨利·杜利特. 世纪发明.

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