基本解釋半槼琯詞組短語(yǔ)短語(yǔ)Veins of semicircular ducts 半槼琯靜脈membranous semicircular ducts 膜半槼琯semicircular duct更多詞組專業(yè)釋義毉葯科學(xué)膜半槼琯