基本解释粘液囊肿同根派生 英汉例句Frontal sinus mucocele invading the orbit via a traumatic fistula was verified by operative finding and histopathological study.经手术后，始发现为一由额窦经过先前的枪伤洞孔而伸入左眼眼窝的粘液囊肿。