劍橋詞典a condition in which stomach acid comes up from the stomach to the oesophagus and causes damage to the lining of the gastrointestinal tract 酸逆流 Mild cases of heartburn and acid reflux can be treated by simple lifestyle changes . 心口灼熱和酸水倒流這些癥狀在不嚴(yán)重的時(shí)候都可以通過改變生活方式緩解。 返回 acid reflux