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牙齿的保健已经是人们普遍重视的问题,拥有一口洁白整齐健康的牙齿,对身体健康很有好处,也对个人仪表有极佳的作用,而牙齿保健关键的一环就是牙刷。牙刷是人们日常生活的必需品。每天用它来刷牙,可以清洁牙齿,减少菌斑,对牙床起按摩作用,保护和促进牙齿的健康。但是,口腔和牙齿是细菌侵入人体的主要门户之一。牙刷又天天接触牙齿和口腔的很多角落,很可能有不少病菌在牙刷的缝隙
Dental health care is already a common concern, with a neat and tidy healthy teeth, good for health, but also for personal instrumentation has an excellent role, and tooth care is the key part of the toothbrush. Toothbrush is a necessity of people's daily life. Use it every day to brush your teeth, you can clean the teeth, reduce plaque, massage the gums, protect and promote the health of your teeth. However, the mouth and teeth are one of the main portals of bacteria invade the human body. Toothbrush and every day contact with many parts of the mouth and teeth, there may be many bacteria in the toothbrush's crevice