名詞 heartburn:

1. a painful burning sensation in the chest caused by gastroesophageal reflux (backflow from the stomach irritating the esophagus); symptomatic of an ulcer or a diaphragmatic hernia or other disorder
   同義詞：pyrosis

heart.burn

n.（名詞）
A burning sensation, usually centered in the middle of the chest near the sternum, caused by the reflux of acidic stomach fluids that enter the lower end of the esophagus.Also called cardialgia ,pyrosis
胃灼熱：一種由于酸性胃液回流入食管下端而引起的通常集中在胸中部靠近胸骨處的燒灼感也作 cardialgia,pyrosis