牙刷的花样翻新速度可用“日新月异”来形容，其中牙刷的造型变化最快。传统的长方形牙刷刷头已逐渐被钻石形、子弹形等代替，这种造型的变化是为了更好的适应人们口腔和牙齿的结构，使牙刷能深入口腔，彻底清洁污垢，而不同的牙齿结构，还会有不同类型的牙刷相匹配。牙刷的刷 Toothbrush’s pattern of renovation speed can be “ever-changing” to describe, in which the shape of the toothbrush changes the fastest. Traditional rectangular toothbrush head has been gradually replaced by diamond-shaped, bullet-shaped, etc. This shape change is to better adapt to people’s oral and dental structure, so that the toothbrush can be deep into the mouth, thoroughly clean the dirt, and different tooth structure There will be different types of toothbrushes to match. Toothbrush brush