苯丙氨酸 běnbǐng'ānsuān phenylalanine Origin Definitions Defs Strokes Stroke Words Sentences Sents 苯 běn benzene A colorless, aromatic, flammable liquid chemical derived from coal and petroleum; used as a solvent, fuel, and in manufacturing synthetic resins and pesticides.丙氨酸 bǐng'ānsuān alanine alanine, a common amino acid found in proteins