dextrotartaric acid

例句：

1. 1.The patient's condition improved significantly after taking the medication.
   患者服用药物后病情显著好转。
2. 2. The research team discovered a new method to synthesize dextrotartaric acid.
   研究团队发现了合成左旋天冬氨酸的新方法。
3. 3.The amino acid is an essential component of many proteins, including those found in meat and dairy products.
   这个氨基酸是许多蛋白质的必需成分，包括肉类和乳制品中的蛋白质。