英文關鍵字
active
activities
and
background
bathroom
beautiful
boy
brush
brushes
care
caucasian
cheerful
child
childhood
clean
cleaning
cleanliness
clothes
colored
cute
daily
dental
dentist
door
expression
face
fun
hand
hands
happy
health
healthy
his
hold
human
hygiene
infant
isolated
joy
kid
little
loves
machine
mouth
one
oral
people
person
prevention
procedure
procedures
round
routine
sanitary
small
smile
soap
teeth
toddler
toothbrush
toothpaste
towels
turns
washed
washes
washing
water
white
works
young