英文關鍵字
adult
caucasian
child
children
clinic
close
crack
dental
dentist
dentistry
doctor
drill
equipment
face
female
girl
heal
health
healthcare
indoors
instrument
involved
job
kid
medical
medicine
mirror
mom
mother
older
orthodontist
patient
people
placed
procedure
profession
professional
smile
smiling
specialized
stage
teenage
through
tool
various
woman
working
young