Read Edit View history 吡拉西坦 bǐlāxītǎn piracetam Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 吡拉西坦 · bǐlāxītǎn · piracetam 2026/03/04 吡拉西坦 bǐlāxītǎn piracetam (pharmacology) piracetam (C6H10N2O2), a nootropic drug used to enhance cognitive function 医生给他开了吡拉西坦来改善记忆力。 noun created sense Mar 4, 2026, 02:25 AM