食物中的蛋白质被消化酶分解成小肽链，如胃蛋白酶和二肽酶。

Proteins in food are broken down into smaller peptide chains by digestive enzymes such as pepsin and dipeptidase.

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食物中的蛋白质被消化酶分解成小肽链，如胃蛋白酶和二肽酶。

Proteins in food are broken down into smaller peptide chains by digestive enzymes such as pepsin and dipeptidase.

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