柯林斯詞典heartburn /?hɑ?t?b??n/ 1. N-UNCOUNT Heartburn is a painful burning sensation in your chest, caused by indigestion. 胃灼熱; 燒心 返回 heartburn劍橋詞典a painful burning feeling in the lower chest caused by the stomach not digesting food correctly （消化不良引起的）胃灼熱，燒心 返回 heartburn