hái / zi / dài / shàng / jiǎo / xíng / yá / tào / hòu / xū / yào / dìng / qī / huí / yī / yuàn / fù / chá孩子戴上矫形牙套后,需要定期回医院复查。After getting orthodontic braces, the child needs regular follow-up visits to the hospital.