The ARV wall may have thickened due to systemic pressure load, resulting in reduction of wall motion of the ARV on transthoracic echocardiogram.是什么意思_The ARV wall may have thickened due to systemic pressure load, resulting in reduction of wall motion of the ARV on transthoracic echocardiogram.在线翻译_英语_读音_用法_例句