一氧化氮 (jat1 joeng5 faa3 daam6) — nitric oxide in Cantonesejatˉ¹一joengˏ₅氧faa˗₃化daamˍ₆氮Mandarin Pinyin: yi1 yang3 hua4 dan4Meaning of 一氧化氮nounnitric oxide