Collateral veins outside the lower easophageal wall in the recurrence of easophageal varices after EVL: ultrasound microprobe analysis是什么意思_Collateral veins outside the lower easophageal wall in the recurrence of easophageal varices after EVL: ultrasound microprobe analysis在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句