Fifty-one patients (64 sides) undergone Caldwell-Luc operations were retrospectively studied.The patency rate of inferior antrostomy was 40.6% .是什么意思_Fifty-one patients (64 sides) undergone Caldwell-Luc operations were retrospectively studied.The patency rate of inferior antrostomy was 40.6% .在线翻译_英语_读音_用法_例句