英文關鍵字
agent
app
application
business
businessman
call
chat
client
communications
company
computer
conference
corporate
customer
discuss
distantly
employee
european
glad
guiding
headphone
headset
help
laptop
man
manager
marketing
microphone
negotiate
office
online
operator
person
positive
service
speaking
successful
support
talking
technology
telecom
telecommunication
teleconference
telemarketing
teleoperator
using
video
webcam
work
worker