逆行性龋

【医】 backward caries

逆行的英语翻译：

go in the wrong direction; regression; retrogradation; retrograde; stem
stem against; thrash
【机】 back; back run; backing

龋的英语翻译：

caries
【医】 caries; dental caries; dental gangrene; eurodontia; odontosphacelism