求翻译：健康专家告诉你，经常接吻的人，口腔中会产生大量唾液，其中有丰富的钙和磷，对于牙齿可以起到很好的保护作用。另外，由于唾液的酸碱度属于中性，所以对预防牙周疾病也有不错的辅助作用。由此可见，每次接吻就相当于免费咀嚼健齿口香糖，环保、卫生、有效，一举三得。是什么意思？

Health experts tell you, always kiss people, will produce a lot of saliva in the mouth, which is rich in calcium and phosphorus, the teeth can play a very good protection. In addition, the saliva pH is neutral, so the prevention of periodontal disease have a good supporting role. Thus, each the equi

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The healthy expert tells you, kisses frequently the human, in the oral cavity can produce the massive saliva, including the rich calcium and the phosphorus, may get up the very good protective function regarding the tooth.Moreover, because the saliva pH value belongs to the neutrality, therefore to

Health experts tell you that people often Kiss, that generate large amounts of saliva in the mouth, which is rich in calcium and phosphorus, is good for teeth can play a protective effect. In addition, because saliva pH is neutral, so good to prevent periodontal disease also has role in support of.