tryptophane

例句：

1. 1. Tryptophan is an essential amino acid that helps the body produce serotonin.
   色氨酸是一种必需的氨基酸，有助于身体产生血清素。
2. 2.The patient was given a tryptophan supplement to help with his sleep problems.
   患者被给予了一种色氨酸补充剂，以帮助改善他的睡眠问题。
3. 3.Tryptophane is often used in supplements to improve mental clarity and focus.
   色氨酸经常被用于补充剂中，以提高精神清晰度和专注力。