英文關鍵字
adult
agent
assistant
background
beard
business
call
care
center
closeup
communication
consultant
contact
conversation
corporate
customer
employee
face
friendly
happy
headphones
headset
hotline
job
male
man
men
microphone
office
online
operator
people
person
phone
portrait
professional
representative
service
smile
staff
support
talking
technology
telemarketing
telephone
work
worker
workplace
young