英文關鍵字
assistant
brush
brushing
clean
cleaning
closeup
concept
consultation
correctly
demonstrating
demonstration
dental
dentist
equipment
examining
example
healthcare
healthy
helping
highquality
holding
how
hygiene
hygienic
instruments
jaw
keep
lamp
medical
model
movements
oral
orthodontic
patient
preparation
preparing
professional
stomatological
stomatologist
stomatology
teeth
that
their
tools
toolsconcept
toothbrush
treatment
using
white
working