英文關鍵字
care
clean
clinic
closeup
dental
dentist
dentistry
device
drill
drilling
engine
equipment
explorer
furniture
handpiece
health
healthcare
hospital
hygiene
indoors
instrument
machine
many
medical
medicine
metal
modern
nobody
object
office
oral
probe
professional
room
sickle
stomatological
stomatology
technology
therapy
tool
tools
treatment
unit
work
workplace