短語(yǔ)詞組短語(yǔ)petticoat insulator 裙?fàn)罱^緣子;[電]裙式絕緣子;裙式隔電子double petticoat insulator 雙裙絕緣子;翻譯multi -petticoat insulator 多裙式絕緣子petticoat of insulator 絕緣子外裙double petticoat porcelain insulator 雙裙瓷絕緣子 返回 insulator petticoat