Few animals feed on them today because they contain a lot of hard silicate which is bad for teeth.
今天很少有动物去吃这种植物，因为这种植物含有很多硬硅酸盐类物质，这种物质对牙齿很不好。
Milk is good for teeth and bones.
牛奶对牙齿和骨骼有益。
A healthy diet should also include milk, which is good for teeth and bones.
健康的饮食一定要有牛奶，对牙和骨骼都有好处。
If you study dental hygiene, you'll learn how to care for teeth and gums and how to educate others about oral hygiene.
口腔卫生专业学习如何护理牙齿和牙龈，以及教别人相关口腔卫生的知识。
She never goes to the dentist for teeth cleaning.
她从来不去牙医那里清洗牙齿。
Conclusion: FCHA polishing Compound has local desensitization for teeth in addition to polishing effectiveness.
结论：FCHA新型抛光膏除有抛光效果外，还具有局部脱敏作用。
Conclusion All-ceramic onlay is an ideal and reliable restoration method for teeth body restoration and protection.
结论全铸瓷高嵌体是后牙牙体缺损、牙体折断的可靠修复方法。
For teeth that cannot be treated with orthograde root canal therapy, or for which it has failed, retrograde root filling, which seals the root canal from the root apex, is a good alternative.
对于不能用矫正根管治疗或用次治疗失败的牙齿，根尖倒充填(其将根管从根尖密封)是个良好的替代方案。
For teeth that cannot be treated with orthograde root canal therapy, or for which it has failed, retrograde root filling, which seals the root canal from the root apex, is a good alternative.
对于不能用矫正根管治疗或用次治疗失败的牙齿，根尖倒充填(其将根管从根尖密封)是个良好的替代方案。
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