tooth decay
牙齿的蛀蚀
例句与用法：
A small boil or abscess on the gum, often resulting from tooth decay.
龈脓肿牙床上生的小疖或肿块，常由龋牙引起
词形变化：
名词复数: teeth |
动词过去式: toothed |
动词过去分词: toothed |
动词现在分词: toothing |
动词第三人称单数: tooths |
tooth decaytooth decay1.■蛀牙
tooth decay1.■【医学】龋齿( = dental caries)
tooth decay
名词 tooth decay:
soft decayed area in a tooth; progressive decay can lead to the death of a tooth
同义词：cavity, caries, dental caries