aminos

例句：

1. 1.Amino acids are the building blocks of proteins.
   氨基酸是蛋白质的构建块。
2. 2. The amino acids in meat are essential for growth and development.
   肉类中的氨基酸对生长和发育至关重要。
3. 3.The study of amino acids is important for understanding protein structure.
   研究氨基酸对于理解蛋白质结构非常重要。