irregular tooth alignment

例句：

1. 1. The dentist advised the patient to haveregular check-ups to maintain their oralhealth.
   牙医建议患者定期检查以维护口腔健康。
2. 2. Due to her irregular tooth alignment, she had difficulty chewing and speaking.
   由于她的牙齿排列不规则，她咀嚼和说话都有困难。
3. 3.The orthodontist adjustedthe patient's braces to correcther irregular tooth alignment.
   正畸医生调整了患者的牙套来纠正她的牙齿排列不规则。