They change sugar into acids, which break down the tooth's harder outer covering.
它们把糖转化成酸，酸会腐蚀较硬的牙齿外层。
2
If the sugar slowed the release of acids, perhaps that would help preserve color as well as shape.
如果糖延缓了酸的释放，可能有助于保持蔬菜的色与形。
3
Even drinks labelled 'sugar free ', 'reduced sugar' or 'low sugar' can still contain enough sugar to cause damage to your teeth, and have the same acids as the standard carbonated drinks.