首頁›Browse›C›cardiac sphinctercardiac sphincter編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看cardiac sphinctercardiac sphincter — 名詞名詞1. the ring of muscle at the top of the stomach that prevents acid reflux1.名詞釋義賁門括約肌the ring of muscle at the top of the stomach that prevents acid reflux例句The cardiac sphincter relaxes to allow food to enter the stomach.