英文關鍵字
agent
broker
business
businessman
call
center
chat
client
computer
conference
consultant
corporate
customer
employee
entrepreneur
executive
headphone
headset
help
internet
job
laptop
listen
looking
man
manager
office
online
operator
people
person
phone
professional
receptionist
representative
sales
service
skype
speaking
support
talk
technology
telecom
telephone
trader
using
video
wireless
work
worker