英文關鍵字
broken
canal
caucasian
check
clinic
comfortable
composite
cracked
dental
dentist
dentistry
diagnosis
discoloration
doctor
drawbacks
drill
female
filling
forceps
girl
hardens
health
healthcare
hygienists
medical
medicine
men
occupation
orthodontist
patient
people
plastic
pliers
possible
preparing
procedure
profession
professional
repair
reshaping
severely
smile
steel
teeth
tool
woman
working