英文關鍵字
unrecognizable
male
finger
hud
student
hologram
smart
man
businessman
university
smartphone
phone
cell
concept
future
hand
augmented
business
digital
strategy
technology
enhancement
title
application
information
security
internet
futuristic
word
text
mobile
cloud
network
safety
data
protection
privacy
web
software
app
safe
system
virus
private
secure
protect
passwords
cracking
attacks