法国科学家用这种凝胶在患龋齿的老鼠身上做了实验，经过短短的一个月时间，老鼠的龋齿便消失得无影无踪。
In a separate experiment, the French scientists applied the gel to the teeth of mice with dental cavities. In just one month, the cavities had disappeared.
我们都知道对牙齿保健的懈怠是诱发龋齿的第一因素，但专家称压力也可能导致龋齿，尤其是当你晚上或白天磨牙时。
We all know that slacking off on dental hygiene is the first way to get cavities, but stress can also be a culprit, say experts, especially when you’re grinding your teeth at night or during the day.
可这些牙医却没有意识到，大多数夜奶宝宝都没有龋齿问题或者只有一、两颗龋齿。
What dentists don't realize, however, is that MOST night-nursers either DON'T get cavities or have only one or two.
可这些牙医却没有意识到，大多数夜奶宝宝都没有龋齿问题或者只有一、两颗龋齿。
What dentists don't realize, however, is that MOST night-nursers either DON'T get cavities or have only one or two.
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