发育正常的儿童,一般在两岁半左右长完第1套牙齿——乳牙。此时就应该训练儿童刷牙,从小养成良好的口腔卫生习惯。有些家长不太注意这一点,总想等孩子长大些才开始学刷牙。其实,要训练儿童养成刷牙的习惯,家长首先要以身作则,让孩子经常模仿大人的动作,同时给孩子讲些刷牙的简单道理。 Normal development of children, usually at about two and a half long finished the first set of teeth - deciduous teeth. At this point should train children to brush their teeth, childhood to develop good oral health habits. Some parents do not pay attention to this point, always want to wait for children to grow up before they begin to learn to brush their teeth. In fact, to train children to develop the habit of brushing, parents must first set an example, so that children often imitate the action of adults, while telling children to brush some simple truth.