苯丙氨酸 běn bǐng ān suān 🔊 phenylalanine (Phe), an essential amino acid + Keep this word Meanings běn bǐng ān suān phenylalanine (Phe), an essential amino acid Its characters 苯běnbenzene丙bǐngthird of the ten Heavenly Stems 十天干[shi2…HSK 7–9氨ānammonia酸suānsourHSK 4