英文關鍵字
afraid
blue
bur
cabinet
care
clean
clinic
dental
dentist
dentistry
device
disinfect
disinfectant
disinfection
doctor
drill
equipment
health
healthcare
healthy
hygiene
instrument
instruments
medical
medicine
modern
nobody
nurse
office
orthodontic
practice
remover
safety
sanitary
science
staff
stainless
steel
sterile
sterilization
sterilize
sterilizer
surgery
technician
technology
tool
tools
treatment
white