科研之友
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摘要
<正>在一种新的蛀牙治疗方法中，实验者使用了一种药物以刺激牙齿再生牙质并自然填充蛀牙洞。该方法相对传统的充填术更简单，但牙科专家强调了预防蛀牙的重要性。主题语境：科技与健康篇幅：286词建议用时：6分钟1 Very few people enjoy going to the dentist, especially for a filling. Often fillings need to be replaced during the patient’s lifetime. But is filling the cavity( 蛀 牙 洞) with a foreign material really the best treatment? Is it possible that the tooth could repair itself with its own material—dentine(牙质)?
