短語詞組短語Primary molar teeth 乳磨牙primary anterior teeth crossbite 乳前牙反primary movement teeth 牙初期移動primary anterior teeth 乳前牙Primary teeth enamel 乳牙釉質(zhì)primary teeth eruption 乳牙萌出primary teeth root canal 乳牙根管primary movement of teeth 翻譯of primary teeth 乳牙深齲治療 返回 primary teeth