Background: Portal vein arterialization (PVA) has shown efficacy to treat acute liver failure (ALF) in preclinical studies.是什么意思_Background: Portal vein arterialization (PVA) has shown efficacy to treat acute liver failure (ALF) in preclinical studies.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句