国外古人刷牙之趣在古代,人类就已经开始借助某种东西刷牙了。最早是用灰尘和面团,后来才有专门的牙粉和牙膏。据《世界发明全书》记述:在古罗马,风雅绅士为了使牙齿洁白,曾经购买过西班牙人的尿,用来刷牙!后来,有识之士曾劝戒人们,从口腔卫生的角度出发,除了不应使用灰尘和面团刷牙外,尤其应该废除用尿液刷牙的坏习气。 In ancient times, humans began to brush their teeth with some sort of thing. The earliest use of dust and dough, and later have a special toothpaste and toothpaste. According to the “World Inventories” account: In ancient Rome, elegant gentlemen in order to make the teeth white, had purchased Spanish urine, used to brush your teeth! Later, people of insight who have been advised to people from the oral health point of view, in addition to Should not use the dust and dough brushing, in particular, should be abolished bad habits of brushing teeth with urine.