board-certified

例句：

1. 1. The doctor is board-certified in internal medicine.
   这位医生是内科方面的认证医生。
2. 2. She is a certified teacher with over 20 years of experience.
   她是一位拥有20多年经验的认证教师。
3. 3. The company has been board-certified for excellence in customer service.
   该公司因在客户服务方面的卓越表现而获得认证。