Nantoka/嗳酸ǎi suānTraditional: 噯酸嗳酸 (ǎi suān) is a Chinese word meaning “sour belching (medical term)”.Meanings1sour belching (medical term)Characters in 嗳酸嗳ǎi · to belch酸suān · sourRelated words酸sour酸奶yogurt硫酸sulfuric acid H2SO4尖酸harsh盐酸hydrochloric acid HCl碳酸carbonic acid寒酸wretched脂肪酸fatty acid酸痛to ache嗳to belch嗳(interj. of regret)胃酸gastric acidStudy Chinese with flashcards →