求翻译：改善口腔及牙齿功能：增加膳食中的纤维素可增加使用口腔肌肉、牙齿咀嚼机会，长期坚持，可使口腔保健功能得到改善，防止牙齿脱落等现象。是什么意思？

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Improvement of oral and dental function: Increase in the dietary fiber can be an increase in the use of oral muscle, teeth chewing opportunities and maintained for a long time, and may make oral health functions have been improved to prevent teeth and phenomena such as.

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Improve oral and dental function: increasing dietary cellulose can increase the use of oral cavity muscle, teeth chewing the opportunity, a long time, may make oral health care capabilities have been improved to prevent tooth loss and other phenomena.