Objective To investigate whether the blood flow of right atrial appendage (RAA) and left atrial appendage (LAA) during atrial fibrillation (AF) could reflect the two atrial activation patterns.是什么意思_Objective To investigate whether the blood flow of right atrial appendage (RAA) and left atrial appendage (LAA) during atrial fibrillation (AF) could reflect the two atrial activation patterns.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句