英文關鍵字
contact
us
info
web
support
communication
information
phone
icon
letter
i
handset
logo
helpline
business
symbol
sign
internet
mobile
website
address
service
customer
hotline
call
help
telephone
online
connection
message
line
centre
technology
drawing
correspondence
blackboard
helpdesk
chalkboard
chalk
board
drawn
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7
inform
assistance
anytime
green
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