基本解释n.形态正常同根派生 英汉例句Rather than labium majus pudendi skin flap, pudendofemoral flap could better maintain the eumorphism of postoperative vulva conformation. 供区相对隐蔽等优点，阴股沟皮瓣更优于大阴唇皮瓣，更能保持术后外阴形态的完好性。