1. 牙医   psychologist   pediatrician, paediatrician   nephrologist   dentist   Hint Half-n-half Clue   2. 皮肤病学家   pediatrician, paediatrician   neurologist   pathologist   dermatologist   Half-n-half Clue   3. 肾脏病学家   psychiatrist   orthodontist   nephrologist   rheumatologist   Half-n-half Clue   4. 骨科医师，骨科医师   surgeon   urologist   gynecologist, gynaecologist   orthopedist, orthopaedist   Half-n-half Clue   5. 外科医生   oncologist   surgeon   radiologist   neurologist   Half-n-half Clue   6. 手足病医生   chiropodist   dentist   radiologist   obstetrician   Half-n-half Clue   7. 放射学家   dentist   radiologist   orthopedist, orthopaedist   urologist   Half-n-half Clue