| 摘要 |
The set for training the children to brush the teeth correctly comprises the glass with two toothbrushes: one for training the children and another for the tooth brushing. The training toothbrush comprises the working part, the handle with the holder of the palm of the adult, the holder of the palm of the child, and the fixed protective ring adjacent to the working part. The toothbrush intended for the use by the child without assistance is identical to the training toothbrush but contains only the holder of the palm of the child.
|
