Characteristics of Electrical Connection Between the Right Atrium and Cardiac Muscle Sleeves of Superior Vena Cava in Patients With Paroxysmal Atrial Fibrillation是什么意思_Characteristics of Electrical Connection Between the Right Atrium and Cardiac Muscle Sleeves of Superior Vena Cava in Patients With Paroxysmal Atrial Fibrillation在线翻译_英语_读音_用法_例句