英文關鍵字
30s
40s
ache
adult
african
agony
background
caucasian
close
contains
dental
dentist
disease
emergency
experiencing
expression
face
hand
health
hurt
hygiene
isolated
male
man
medical
mouth
pain
people
person
portrait
problem
sad
sadness
sickness
suffer
teeth
tooth
toothache
white
young