英文關鍵字
administrator
blizzard
business
canada
car
client
clinic
cold
communication
computer
customer
day
dental
desk
display
doctor
driving
employee
female
files
girl
information
motion
office
paperwork
question
reception
receptionist
representative
scaling
service
shelf
skytrain
slow
snow
store
talk
teeth
visitor
white
winter
women
work
young