求翻译：现在嚼口香糖的人越来越多，但有的人整天嚼口香糖，认为这样做可洁齿、清洁口腔、有利卫生。其实，经常嚼口香糖可以增加唾液分泌，从而更好地清洁口腔与牙齿。但是，医学专家却不主张将嚼口香糖作为一种时尚来倡导，尤其是过多、过长时间咀嚼口香糖有可能对健康产生不良影响是什么意思？

Chewing gum, chewing gum all day but some people believe that doing so can be tooth cleaning, cleaning the mouth, enabling health. In fact, often chewing gum can increase saliva secretion in order to better clean the mouth and teeth. However, medical experts do not advocate the chewing gum as a fash

It is now becoming more and more of the chewing gum, chewing gum all day long, but there are some who think that this can, clean teeth, mouth, and health. In fact, the regular chewing gum can increase saliva secretion, and thus a better clean your mouth and teeth. However, medical experts are not in

Now chews the chewing gum the human are more and more many, but some people chew the chewing gum all day, thought does this may the clean tooth, the clean oral cavity, the advantageous health.Actually, chews the chewing gum to be possible frequently to increase the sialorrhea, thus well clean oral c

More and more people now chewing gum, but some people chew gum all day, believing that doing so clean clean teeth and mouth, good health. In fact, often chewing gum increases saliva secretion, leading to better clean the oral cavity and teeth. However, medical experts did not advocate the chewing gu

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