| 1. | While the elderly will be different , because of aging , shrinking oral glands , saliva secretion natural decrease , brushing , mouthwash , especially after dinner , france ' s right to maintain oral health , prevention of oral diseases is a very important measure 而老年人就不同了,由于衰老,口腔腺体萎缩,唾液分泌量自然减少,刷牙、漱口,特别是饭后、临睡前对保持口腔卫生,预防口腔疾病是一个很重要的措施。 |