英文關鍵字
evaluation
emoticons
arrow
red
yellow
green
levels
moving
satisfaction
symbols
vote
signs
negative
icons
elements
like
interface
colorful
isolated
web
expressions
direction
choice
digital
website
communication
media
connection
happy
dislike
sad
positive
approving
disapproving
network
review
approval
marketing
advertisement
result
opinion
rank
rate
quality
approve
feedback