英文關鍵字
info
information
icon
letter
i
faq
help
symbol
blackboard
pattern
background
speech
bubble
template
sign
illustration
internet
support
concept
inform
helpdesk
answer
communication
question
service
communicate
ask
knowledge
search
idea
data
informative
text
chalkboard
green
chalk
board
table
education
school
class
learning
study
educate
centre
drawn
logo
ring
set
many