機器
accessory
apparatus
autoclave
bacteria
blue
clean
clinic
close up
container
dental
dentistry
device
disinfect
equipment
health care
heat
hospital
hygiene
instrument
lamp
medical
metal
modern
nobody
professional
sanitary
set
stainless
steel
sterile
sterilization
stomatology
surgical
technician
teeth
temperature
tool
treatment
ultraviolet
uv